Annotation of embedaddon/php/Zend/tests/019.phpt, revision 1.1
1.1 ! misho 1: --TEST--
! 2: Test unset(), empty() and isset() functions
! 3: --FILE--
! 4: <?php
! 5: /* Prototype: void unset ( mixed $var [, mixed $var [, mixed $...]] );
! 6: Description: unset() destroys the specified variables
! 7:
! 8: Prototype: bool empty( mixed $var );
! 9: Description: Determine whether a variable is considered to be empty
! 10:
! 11: Prototype: bool isset ( mixed $var [, mixed $var [, $...]] );
! 12: Description: Returns TRUE if var exists; FALSE otherwise
! 13: */
! 14:
! 15: echo "*** Testing unset(), empty() & isset() with scalar variables ***\n";
! 16:
! 17: // testing scalar variables
! 18: $scalar_variables = array(
! 19: 0,
! 20: 1,
! 21: +1
! 22: -1,
! 23: 0x55,
! 24: -0xFA,
! 25: 0123,
! 26: -0563,
! 27: 0.0,
! 28: 1e5,
! 29: 1E-5,
! 30: -1.5e5,
! 31: +5.6,
! 32: "",
! 33: '',
! 34: " ",
! 35: ' ',
! 36: "string",
! 37: "123",
! 38: "0",
! 39: "ture",
! 40: "FALSE",
! 41: "NULL",
! 42: "null",
! 43: true,
! 44: false,
! 45: TRUE,
! 46: FALSE
! 47: );
! 48:
! 49: $loop_counter = 1;
! 50: foreach ($scalar_variables as $scalar_var) {
! 51: $set_var = 10; // this variable to use with isset
! 52: echo "-- Iteration $loop_counter --\n"; $loop_counter++;
! 53:
! 54: // checking with isset before unsetting, expected: bool(true)
! 55: var_dump( isset($scalar_var) );
! 56: var_dump( isset($scalar_var, $set_var) );
! 57: // checking if the var is empty, expected: bool(false) on most
! 58: // except "", 0, "0", NULL, FALSE
! 59: var_dump( empty($scalar_var) );
! 60:
! 61: // destroy the variable using unset
! 62: unset( $scalar_var );
! 63: // dump and see if its destroyed, expcted: NULL
! 64: var_dump( $scalar_var );
! 65:
! 66: // check using isset to see if unset, expected: bool(false)
! 67: var_dump( isset($scalar_var) );
! 68: var_dump( isset($scalar_var, $set_var) );
! 69:
! 70: // empty to check if empty, expecting bool(true)
! 71: var_dump( empty($scalar_var) );
! 72:
! 73: // isset() with two args, one arg only unset, expected: bool(false)
! 74: var_dump( isset($scalar_var, $set_var) );
! 75:
! 76: // isset() with two args, both args already unset, expected: bool(false);
! 77: unset($set_var);
! 78: var_dump( isset($scalar_var, $set_var) );
! 79: }
! 80:
! 81: echo "\n*** Testing unset(), empty() & isset() with arrays ***\n";
! 82: $array_variables = array(
! 83: array(),
! 84: array(NULL),
! 85: array(0),
! 86: array("0"),
! 87: array(""),
! 88: array(1,2,3,4),
! 89: array(1.4,2.5,5.6),
! 90: array(1 => "One", 2 => "two"),
! 91: array("Name" => "Jack", "Age" => "30"),
! 92: array(1,2, "One" => "1", 2 => "two", ""=>"empty", "" => '')
! 93: );
! 94:
! 95: $outer_loop_counter = 1;
! 96: foreach ($array_variables as $array_var) {
! 97: echo "--- Outerloop Iteration $outer_loop_counter ---\n";
! 98:
! 99: // check the isset and unset on non existing key
! 100: $var = 1; // a var which is defined
! 101: // try to unset the element which is non-existent
! 102: unset($array_var['non_existent']);
! 103: // check using isset() & empty() on a non_existent element in the array
! 104: var_dump( isset($array_var['non_existent']) );
! 105: var_dump( isset($array_var['non_existent'], $var) );
! 106: var_dump( isset($array_var['non_existent'], $array_var['none']) );
! 107: var_dump( empty($array_var['non_existent']) );
! 108:
! 109: // testing empty and isset on arrays
! 110: var_dump( empty($array_var) ); // expecting bool(false), except: array(), which is considered empty
! 111: var_dump( isset($array_var) ); // expecting bool(true), except: array(), which is not set
! 112:
! 113: // get the keys of the $array_var
! 114: $keys = array_keys($array_var);
! 115: // unset each element in the array and see the working of unset, isset & empty
! 116: $inner_loop_counter = 1;
! 117: foreach ($keys as $key_value) {
! 118: echo "-- Innerloop Iteration $inner_loop_counter of Outerloop Iteration $outer_loop_counter --\n";
! 119: $inner_loop_counter++;
! 120:
! 121: // unset the element
! 122: unset($array_var[$key_value]);
! 123: // dump the array after element was unset
! 124: var_dump($array_var);
! 125: // check using isset for the element that was unset
! 126: var_dump( isset($array_var[$key_val]) ); // expected: bool(false)
! 127: // calling isset with more args
! 128: var_dump( isset($array_var[$key_val], $array_var) ); //expected: bool(false)
! 129:
! 130: // calling empty, expected bool(true)
! 131: var_dump( empty($array_var[$key_val]) );
! 132:
! 133: // dump the array to see that that array did not get modified
! 134: // because of using isset, empty and unset on its element
! 135: var_dump($array_var);
! 136: }
! 137:
! 138: $outer_loop_counter++;
! 139:
! 140: // unset the whole array
! 141: unset($array_var);
! 142: // dump the array to see its unset
! 143: var_dump($array_var);
! 144: // use isset to see that array is not set
! 145: var_dump( isset($array_var) ); //expected: bool(false)
! 146: var_dump( isset($array_var, $array_var[$key_val]) ); // expected: bool(false)
! 147:
! 148: // empty() to see if the array is empty
! 149: var_dump( empty($array_var) ); // expected: bool(true)
! 150: }
! 151:
! 152: echo "\n*** Testing unset(), emtpy() & isset() with resource variables ***\n";
! 153: $fp = fopen(__FILE__, "r");
! 154: $dfp = opendir( dirname(__FILE__) );
! 155: $resources = array (
! 156: $fp,
! 157: $dfp
! 158: );
! 159: $loop_counter = 1;
! 160: foreach ($resources as $resource) {
! 161: $temp_var = 10;
! 162: echo "-- Iteration $loop_counter --\n"; $loop_counter++;
! 163: //dump the resource first
! 164: var_dump($resource);
! 165:
! 166: // check using isset() and empty()
! 167: var_dump( isset($resource) ); // expected: bool(true)
! 168: var_dump( empty($resource) ); // expected: bool(false)
! 169: // call isset() with two args, both set
! 170: var_dump( isset($resource, $temp_var) ); // expected: bool(true)
! 171:
! 172: // dump the resource to see using isset() and empty () had no effect on it
! 173: var_dump($resource);
! 174:
! 175: // unset the resource
! 176: unset($resource);
! 177: // check using isset() and empty()
! 178: var_dump( isset($resource) ); // expected: bool(flase)
! 179: var_dump( empty($resource) ); // expected: bool(true)
! 180: // call isset() with two args, but one set
! 181: var_dump( isset($resource, $temp_var) ); // expected: bool(false)
! 182: // uset the temp_var
! 183: unset($temp_var);
! 184: // now the isset() with both the args as unset
! 185: var_dump( isset($resource, $temp_var) ); // expected: bool(false);
! 186:
! 187: // dump the resource to see if there any effect on it
! 188: var_dump($resource);
! 189: }
! 190: // unset and dump the array containing all the resources to see that
! 191: // unset works correctly
! 192: unset($resources);
! 193: var_dump($resources);
! 194: var_dump( isset($resources) ); //expected: bool(false)
! 195: var_dump( empty($resources) ); // expected: bool(true)
! 196:
! 197: echo "\n*** Testing unset(), empty() & isset() with objects ***\n";
! 198: class Point
! 199: {
! 200: var $x;
! 201: var $y;
! 202: var $lable;
! 203:
! 204: function Point($x, $y) {
! 205: $this->x = $x;
! 206: $this->y = $y;
! 207: }
! 208:
! 209: function setLable($lable) {
! 210: $this->lable = $lable;
! 211: }
! 212: function testPoint() {
! 213: echo "\nPoint::testPoint() called\n";
! 214: }
! 215: }
! 216: $point1 = new Point(30,40);
! 217:
! 218: // use unset/empty/isset to check the object
! 219: var_dump($point1); // dump the object
! 220:
! 221: // check the object and member that is not set
! 222: var_dump( isset($point1) ); // expected: bool(true)
! 223: var_dump( empty($point1) ); // expected: bool(false)
! 224: var_dump( isset($point1->$lable) ); //expected: bool(flase)
! 225: var_dump( empty($point1->$lable) ); //expected: bool(true)
! 226:
! 227: //set the member variable lable and check
! 228: $point1->setLable("Point1");
! 229: var_dump( isset($point1->$lable) ); //expected: bool(true)
! 230: var_dump( empty($point1->$lable) ); //expected: bool(false)
! 231:
! 232: // dump the object to see that obj was not harmed
! 233: // because of the usage of the isset & empty
! 234: var_dump($point1);
! 235:
! 236: //unset a member and check
! 237: unset($point1->x);
! 238: // dump the point to see that variable was unset
! 239: var_dump($point1);
! 240: var_dump( isset($point1->x) ); // expected: bool(false)
! 241: var_dump( empty($point1->x) ); // expected: bool(true)
! 242:
! 243: // unset all members and check
! 244: unset($point1->y);
! 245: unset($point1->lable);
! 246: // dump the objec to check that all variables are unset
! 247: var_dump($point1);
! 248: var_dump( isset($point1) ); // expected: bool(ture)
! 249: var_dump( empty($point1) ); // expected: bool(false)
! 250:
! 251: //unset the object and check
! 252: unset($point1);
! 253: var_dump( isset($point1) ); // expected: bool(false)
! 254: var_dump( empty($point1) ); // expected: bool(true)
! 255: // dump to see that object is unset
! 256: var_dump($point1);
! 257:
! 258: // try isset/unset/empty on a member function
! 259: $point2 = new Point(5,6);
! 260: var_dump( isset($point2->testPoint) );
! 261: var_dump( empty($point2->testPoint) );
! 262: unset($point2->testPoint);
! 263: var_dump( isset($point2->testPoint) );
! 264: var_dump( empty($point2->testPoint) );
! 265:
! 266: // use get_class_methods to see effect if any
! 267: var_dump( get_class_methods($point2) );
! 268: // dump the object to see the effect, none expected
! 269: var_dump($point2);
! 270:
! 271: /* testing variation in operation for isset(), empty() & unset().
! 272: Note: Most of the variation for function unset() is testing by a
! 273: set of testcases named "Zend/tests/unset_cv??.phpt", only
! 274: variation not tested are attempted here */
! 275:
! 276: echo "\n*** Testing possible variation in operation for isset(), empty() & unset() ***\n";
! 277: /* unset() variation1: checking unset on static variable inside a function.
! 278: * unset() destroys the variable only in the context of the rest of a function
! 279: * Following calls will restore the previous value of a variable.
! 280: */
! 281: echo "\n** Testing unset() variation 1: unset on static variable inside a function **\n";
! 282: function test_unset1() {
! 283: static $static_var;
! 284:
! 285: // increment the value of the static. this change is in function context
! 286: $static_var ++;
! 287:
! 288: echo "value of static_var before unset: $static_var\n";
! 289: // check using isset and empty
! 290: var_dump( isset($static_var) );
! 291: var_dump( empty($static_var) );
! 292:
! 293: // unset the static var
! 294: unset($static_var);
! 295: echo "value of static_var after unset: $static_var\n";
! 296: // check using isset and empty
! 297: var_dump( isset($static_var) );
! 298: var_dump( empty($static_var) );
! 299:
! 300: // assign a value to static var
! 301: $static_var = 20;
! 302: echo "value of static_var after new assignment: $static_var\n";
! 303: }
! 304: // call the functiont
! 305: test_unset1();
! 306: test_unset1();
! 307: test_unset1();
! 308:
! 309:
! 310: echo "\n** Testing unset() variation 2: unset on a variable passed by ref. inside of a function **\n";
! 311: /* unset() variation2: Pass by reference
! 312: * If a variable that is PASSED BY REFERENCE is unset() inside of a function,
! 313: * only the local variable is destroyed. The variable in the calling environment
! 314: * will retain the same value as before unset() was called.
! 315: */
! 316: function test_unset2( &$ref_val ) {
! 317: // unset the variable passed
! 318: unset($ref_val);
! 319: // check using isset and empty to confirm
! 320: var_dump( isset($ref_val) );
! 321: var_dump( empty($ref_val) );
! 322:
! 323: // set the value ot a new one
! 324: $ref_val = "new value by ref";
! 325: }
! 326:
! 327: $value = "value";
! 328: var_dump($value);
! 329: test_unset2($value);
! 330: var_dump($value);
! 331:
! 332:
! 333: echo "\n** Testing unset() variation 3: unset on a global variable inside of a function **\n";
! 334: /* unset() variation2: unset on a global variable inside a function
! 335: * If a globalized variable is unset() inside of a function, only the
! 336: * local variable is destroyed. The variable in the calling environment
! 337: * will retain the same value as before unset() was called.
! 338: */
! 339: $global_var = 10;
! 340:
! 341: function test_unset3() {
! 342: global $global_var;
! 343:
! 344: // check the $global_var using isset and empty
! 345: var_dump( isset($global_var) );
! 346: var_dump( empty($global_var) );
! 347:
! 348: // unset the global var
! 349: unset($global_var);
! 350:
! 351: // check the $global_var using isset and empty
! 352: var_dump( isset($global_var) );
! 353: var_dump( empty($global_var) );
! 354: }
! 355:
! 356: var_dump($global_var);
! 357: test_unset3();
! 358: var_dump($global_var);
! 359:
! 360: //Note: No error conditions relating to passing arugments can be tested
! 361: // because these are not functions but statements, it will result in syntax error.
! 362: ?>
! 363: ===DONE===
! 364: --EXPECTF--
! 365: *** Testing unset(), empty() & isset() with scalar variables ***
! 366: -- Iteration 1 --
! 367: bool(true)
! 368: bool(true)
! 369: bool(true)
! 370:
! 371: Notice: Undefined variable: scalar_var in %s on line %d
! 372: NULL
! 373: bool(false)
! 374: bool(false)
! 375: bool(true)
! 376: bool(false)
! 377: bool(false)
! 378: -- Iteration 2 --
! 379: bool(true)
! 380: bool(true)
! 381: bool(false)
! 382:
! 383: Notice: Undefined variable: scalar_var in %s on line %d
! 384: NULL
! 385: bool(false)
! 386: bool(false)
! 387: bool(true)
! 388: bool(false)
! 389: bool(false)
! 390: -- Iteration 3 --
! 391: bool(true)
! 392: bool(true)
! 393: bool(true)
! 394:
! 395: Notice: Undefined variable: scalar_var in %s on line %d
! 396: NULL
! 397: bool(false)
! 398: bool(false)
! 399: bool(true)
! 400: bool(false)
! 401: bool(false)
! 402: -- Iteration 4 --
! 403: bool(true)
! 404: bool(true)
! 405: bool(false)
! 406:
! 407: Notice: Undefined variable: scalar_var in %s on line %d
! 408: NULL
! 409: bool(false)
! 410: bool(false)
! 411: bool(true)
! 412: bool(false)
! 413: bool(false)
! 414: -- Iteration 5 --
! 415: bool(true)
! 416: bool(true)
! 417: bool(false)
! 418:
! 419: Notice: Undefined variable: scalar_var in %s on line %d
! 420: NULL
! 421: bool(false)
! 422: bool(false)
! 423: bool(true)
! 424: bool(false)
! 425: bool(false)
! 426: -- Iteration 6 --
! 427: bool(true)
! 428: bool(true)
! 429: bool(false)
! 430:
! 431: Notice: Undefined variable: scalar_var in %s on line %d
! 432: NULL
! 433: bool(false)
! 434: bool(false)
! 435: bool(true)
! 436: bool(false)
! 437: bool(false)
! 438: -- Iteration 7 --
! 439: bool(true)
! 440: bool(true)
! 441: bool(false)
! 442:
! 443: Notice: Undefined variable: scalar_var in %s on line %d
! 444: NULL
! 445: bool(false)
! 446: bool(false)
! 447: bool(true)
! 448: bool(false)
! 449: bool(false)
! 450: -- Iteration 8 --
! 451: bool(true)
! 452: bool(true)
! 453: bool(true)
! 454:
! 455: Notice: Undefined variable: scalar_var in %s on line %d
! 456: NULL
! 457: bool(false)
! 458: bool(false)
! 459: bool(true)
! 460: bool(false)
! 461: bool(false)
! 462: -- Iteration 9 --
! 463: bool(true)
! 464: bool(true)
! 465: bool(false)
! 466:
! 467: Notice: Undefined variable: scalar_var in %s on line %d
! 468: NULL
! 469: bool(false)
! 470: bool(false)
! 471: bool(true)
! 472: bool(false)
! 473: bool(false)
! 474: -- Iteration 10 --
! 475: bool(true)
! 476: bool(true)
! 477: bool(false)
! 478:
! 479: Notice: Undefined variable: scalar_var in %s on line %d
! 480: NULL
! 481: bool(false)
! 482: bool(false)
! 483: bool(true)
! 484: bool(false)
! 485: bool(false)
! 486: -- Iteration 11 --
! 487: bool(true)
! 488: bool(true)
! 489: bool(false)
! 490:
! 491: Notice: Undefined variable: scalar_var in %s on line %d
! 492: NULL
! 493: bool(false)
! 494: bool(false)
! 495: bool(true)
! 496: bool(false)
! 497: bool(false)
! 498: -- Iteration 12 --
! 499: bool(true)
! 500: bool(true)
! 501: bool(false)
! 502:
! 503: Notice: Undefined variable: scalar_var in %s on line %d
! 504: NULL
! 505: bool(false)
! 506: bool(false)
! 507: bool(true)
! 508: bool(false)
! 509: bool(false)
! 510: -- Iteration 13 --
! 511: bool(true)
! 512: bool(true)
! 513: bool(true)
! 514:
! 515: Notice: Undefined variable: scalar_var in %s on line %d
! 516: NULL
! 517: bool(false)
! 518: bool(false)
! 519: bool(true)
! 520: bool(false)
! 521: bool(false)
! 522: -- Iteration 14 --
! 523: bool(true)
! 524: bool(true)
! 525: bool(true)
! 526:
! 527: Notice: Undefined variable: scalar_var in %s on line %d
! 528: NULL
! 529: bool(false)
! 530: bool(false)
! 531: bool(true)
! 532: bool(false)
! 533: bool(false)
! 534: -- Iteration 15 --
! 535: bool(true)
! 536: bool(true)
! 537: bool(false)
! 538:
! 539: Notice: Undefined variable: scalar_var in %s on line %d
! 540: NULL
! 541: bool(false)
! 542: bool(false)
! 543: bool(true)
! 544: bool(false)
! 545: bool(false)
! 546: -- Iteration 16 --
! 547: bool(true)
! 548: bool(true)
! 549: bool(false)
! 550:
! 551: Notice: Undefined variable: scalar_var in %s on line %d
! 552: NULL
! 553: bool(false)
! 554: bool(false)
! 555: bool(true)
! 556: bool(false)
! 557: bool(false)
! 558: -- Iteration 17 --
! 559: bool(true)
! 560: bool(true)
! 561: bool(false)
! 562:
! 563: Notice: Undefined variable: scalar_var in %s on line %d
! 564: NULL
! 565: bool(false)
! 566: bool(false)
! 567: bool(true)
! 568: bool(false)
! 569: bool(false)
! 570: -- Iteration 18 --
! 571: bool(true)
! 572: bool(true)
! 573: bool(false)
! 574:
! 575: Notice: Undefined variable: scalar_var in %s on line %d
! 576: NULL
! 577: bool(false)
! 578: bool(false)
! 579: bool(true)
! 580: bool(false)
! 581: bool(false)
! 582: -- Iteration 19 --
! 583: bool(true)
! 584: bool(true)
! 585: bool(true)
! 586:
! 587: Notice: Undefined variable: scalar_var in %s on line %d
! 588: NULL
! 589: bool(false)
! 590: bool(false)
! 591: bool(true)
! 592: bool(false)
! 593: bool(false)
! 594: -- Iteration 20 --
! 595: bool(true)
! 596: bool(true)
! 597: bool(false)
! 598:
! 599: Notice: Undefined variable: scalar_var in %s on line %d
! 600: NULL
! 601: bool(false)
! 602: bool(false)
! 603: bool(true)
! 604: bool(false)
! 605: bool(false)
! 606: -- Iteration 21 --
! 607: bool(true)
! 608: bool(true)
! 609: bool(false)
! 610:
! 611: Notice: Undefined variable: scalar_var in %s on line %d
! 612: NULL
! 613: bool(false)
! 614: bool(false)
! 615: bool(true)
! 616: bool(false)
! 617: bool(false)
! 618: -- Iteration 22 --
! 619: bool(true)
! 620: bool(true)
! 621: bool(false)
! 622:
! 623: Notice: Undefined variable: scalar_var in %s on line %d
! 624: NULL
! 625: bool(false)
! 626: bool(false)
! 627: bool(true)
! 628: bool(false)
! 629: bool(false)
! 630: -- Iteration 23 --
! 631: bool(true)
! 632: bool(true)
! 633: bool(false)
! 634:
! 635: Notice: Undefined variable: scalar_var in %s on line %d
! 636: NULL
! 637: bool(false)
! 638: bool(false)
! 639: bool(true)
! 640: bool(false)
! 641: bool(false)
! 642: -- Iteration 24 --
! 643: bool(true)
! 644: bool(true)
! 645: bool(false)
! 646:
! 647: Notice: Undefined variable: scalar_var in %s on line %d
! 648: NULL
! 649: bool(false)
! 650: bool(false)
! 651: bool(true)
! 652: bool(false)
! 653: bool(false)
! 654: -- Iteration 25 --
! 655: bool(true)
! 656: bool(true)
! 657: bool(true)
! 658:
! 659: Notice: Undefined variable: scalar_var in %s on line %d
! 660: NULL
! 661: bool(false)
! 662: bool(false)
! 663: bool(true)
! 664: bool(false)
! 665: bool(false)
! 666: -- Iteration 26 --
! 667: bool(true)
! 668: bool(true)
! 669: bool(false)
! 670:
! 671: Notice: Undefined variable: scalar_var in %s on line %d
! 672: NULL
! 673: bool(false)
! 674: bool(false)
! 675: bool(true)
! 676: bool(false)
! 677: bool(false)
! 678: -- Iteration 27 --
! 679: bool(true)
! 680: bool(true)
! 681: bool(true)
! 682:
! 683: Notice: Undefined variable: scalar_var in %s on line %d
! 684: NULL
! 685: bool(false)
! 686: bool(false)
! 687: bool(true)
! 688: bool(false)
! 689: bool(false)
! 690:
! 691: *** Testing unset(), empty() & isset() with arrays ***
! 692: --- Outerloop Iteration 1 ---
! 693: bool(false)
! 694: bool(false)
! 695: bool(false)
! 696: bool(true)
! 697: bool(true)
! 698: bool(true)
! 699:
! 700: Notice: Undefined variable: array_var in %s on line %d
! 701: NULL
! 702: bool(false)
! 703: bool(false)
! 704: bool(true)
! 705: --- Outerloop Iteration 2 ---
! 706: bool(false)
! 707: bool(false)
! 708: bool(false)
! 709: bool(true)
! 710: bool(false)
! 711: bool(true)
! 712: -- Innerloop Iteration 1 of Outerloop Iteration 2 --
! 713: array(0) {
! 714: }
! 715:
! 716: Notice: Undefined variable: key_val in %s on line %d
! 717: bool(false)
! 718:
! 719: Notice: Undefined variable: key_val in %s on line %d
! 720: bool(false)
! 721:
! 722: Notice: Undefined variable: key_val in %s on line %d
! 723: bool(true)
! 724: array(0) {
! 725: }
! 726:
! 727: Notice: Undefined variable: array_var in %s on line %d
! 728: NULL
! 729: bool(false)
! 730: bool(false)
! 731: bool(true)
! 732: --- Outerloop Iteration 3 ---
! 733: bool(false)
! 734: bool(false)
! 735: bool(false)
! 736: bool(true)
! 737: bool(false)
! 738: bool(true)
! 739: -- Innerloop Iteration 1 of Outerloop Iteration 3 --
! 740: array(0) {
! 741: }
! 742:
! 743: Notice: Undefined variable: key_val in %s on line %d
! 744: bool(false)
! 745:
! 746: Notice: Undefined variable: key_val in %s on line %d
! 747: bool(false)
! 748:
! 749: Notice: Undefined variable: key_val in %s on line %d
! 750: bool(true)
! 751: array(0) {
! 752: }
! 753:
! 754: Notice: Undefined variable: array_var in %s on line %d
! 755: NULL
! 756: bool(false)
! 757: bool(false)
! 758: bool(true)
! 759: --- Outerloop Iteration 4 ---
! 760: bool(false)
! 761: bool(false)
! 762: bool(false)
! 763: bool(true)
! 764: bool(false)
! 765: bool(true)
! 766: -- Innerloop Iteration 1 of Outerloop Iteration 4 --
! 767: array(0) {
! 768: }
! 769:
! 770: Notice: Undefined variable: key_val in %s on line %d
! 771: bool(false)
! 772:
! 773: Notice: Undefined variable: key_val in %s on line %d
! 774: bool(false)
! 775:
! 776: Notice: Undefined variable: key_val in %s on line %d
! 777: bool(true)
! 778: array(0) {
! 779: }
! 780:
! 781: Notice: Undefined variable: array_var in %s on line %d
! 782: NULL
! 783: bool(false)
! 784: bool(false)
! 785: bool(true)
! 786: --- Outerloop Iteration 5 ---
! 787: bool(false)
! 788: bool(false)
! 789: bool(false)
! 790: bool(true)
! 791: bool(false)
! 792: bool(true)
! 793: -- Innerloop Iteration 1 of Outerloop Iteration 5 --
! 794: array(0) {
! 795: }
! 796:
! 797: Notice: Undefined variable: key_val in %s on line %d
! 798: bool(false)
! 799:
! 800: Notice: Undefined variable: key_val in %s on line %d
! 801: bool(false)
! 802:
! 803: Notice: Undefined variable: key_val in %s on line %d
! 804: bool(true)
! 805: array(0) {
! 806: }
! 807:
! 808: Notice: Undefined variable: array_var in %s on line %d
! 809: NULL
! 810: bool(false)
! 811: bool(false)
! 812: bool(true)
! 813: --- Outerloop Iteration 6 ---
! 814: bool(false)
! 815: bool(false)
! 816: bool(false)
! 817: bool(true)
! 818: bool(false)
! 819: bool(true)
! 820: -- Innerloop Iteration 1 of Outerloop Iteration 6 --
! 821: array(3) {
! 822: [1]=>
! 823: int(2)
! 824: [2]=>
! 825: int(3)
! 826: [3]=>
! 827: int(4)
! 828: }
! 829:
! 830: Notice: Undefined variable: key_val in %s on line %d
! 831: bool(false)
! 832:
! 833: Notice: Undefined variable: key_val in %s on line %d
! 834: bool(false)
! 835:
! 836: Notice: Undefined variable: key_val in %s on line %d
! 837: bool(true)
! 838: array(3) {
! 839: [1]=>
! 840: int(2)
! 841: [2]=>
! 842: int(3)
! 843: [3]=>
! 844: int(4)
! 845: }
! 846: -- Innerloop Iteration 2 of Outerloop Iteration 6 --
! 847: array(2) {
! 848: [2]=>
! 849: int(3)
! 850: [3]=>
! 851: int(4)
! 852: }
! 853:
! 854: Notice: Undefined variable: key_val in %s on line %d
! 855: bool(false)
! 856:
! 857: Notice: Undefined variable: key_val in %s on line %d
! 858: bool(false)
! 859:
! 860: Notice: Undefined variable: key_val in %s on line %d
! 861: bool(true)
! 862: array(2) {
! 863: [2]=>
! 864: int(3)
! 865: [3]=>
! 866: int(4)
! 867: }
! 868: -- Innerloop Iteration 3 of Outerloop Iteration 6 --
! 869: array(1) {
! 870: [3]=>
! 871: int(4)
! 872: }
! 873:
! 874: Notice: Undefined variable: key_val in %s on line %d
! 875: bool(false)
! 876:
! 877: Notice: Undefined variable: key_val in %s on line %d
! 878: bool(false)
! 879:
! 880: Notice: Undefined variable: key_val in %s on line %d
! 881: bool(true)
! 882: array(1) {
! 883: [3]=>
! 884: int(4)
! 885: }
! 886: -- Innerloop Iteration 4 of Outerloop Iteration 6 --
! 887: array(0) {
! 888: }
! 889:
! 890: Notice: Undefined variable: key_val in %s on line %d
! 891: bool(false)
! 892:
! 893: Notice: Undefined variable: key_val in %s on line %d
! 894: bool(false)
! 895:
! 896: Notice: Undefined variable: key_val in %s on line %d
! 897: bool(true)
! 898: array(0) {
! 899: }
! 900:
! 901: Notice: Undefined variable: array_var in %s on line %d
! 902: NULL
! 903: bool(false)
! 904: bool(false)
! 905: bool(true)
! 906: --- Outerloop Iteration 7 ---
! 907: bool(false)
! 908: bool(false)
! 909: bool(false)
! 910: bool(true)
! 911: bool(false)
! 912: bool(true)
! 913: -- Innerloop Iteration 1 of Outerloop Iteration 7 --
! 914: array(2) {
! 915: [1]=>
! 916: float(2.5)
! 917: [2]=>
! 918: float(5.6)
! 919: }
! 920:
! 921: Notice: Undefined variable: key_val in %s on line %d
! 922: bool(false)
! 923:
! 924: Notice: Undefined variable: key_val in %s on line %d
! 925: bool(false)
! 926:
! 927: Notice: Undefined variable: key_val in %s on line %d
! 928: bool(true)
! 929: array(2) {
! 930: [1]=>
! 931: float(2.5)
! 932: [2]=>
! 933: float(5.6)
! 934: }
! 935: -- Innerloop Iteration 2 of Outerloop Iteration 7 --
! 936: array(1) {
! 937: [2]=>
! 938: float(5.6)
! 939: }
! 940:
! 941: Notice: Undefined variable: key_val in %s on line %d
! 942: bool(false)
! 943:
! 944: Notice: Undefined variable: key_val in %s on line %d
! 945: bool(false)
! 946:
! 947: Notice: Undefined variable: key_val in %s on line %d
! 948: bool(true)
! 949: array(1) {
! 950: [2]=>
! 951: float(5.6)
! 952: }
! 953: -- Innerloop Iteration 3 of Outerloop Iteration 7 --
! 954: array(0) {
! 955: }
! 956:
! 957: Notice: Undefined variable: key_val in %s on line %d
! 958: bool(false)
! 959:
! 960: Notice: Undefined variable: key_val in %s on line %d
! 961: bool(false)
! 962:
! 963: Notice: Undefined variable: key_val in %s on line %d
! 964: bool(true)
! 965: array(0) {
! 966: }
! 967:
! 968: Notice: Undefined variable: array_var in %s on line %d
! 969: NULL
! 970: bool(false)
! 971: bool(false)
! 972: bool(true)
! 973: --- Outerloop Iteration 8 ---
! 974: bool(false)
! 975: bool(false)
! 976: bool(false)
! 977: bool(true)
! 978: bool(false)
! 979: bool(true)
! 980: -- Innerloop Iteration 1 of Outerloop Iteration 8 --
! 981: array(1) {
! 982: [2]=>
! 983: string(3) "two"
! 984: }
! 985:
! 986: Notice: Undefined variable: key_val in %s on line %d
! 987: bool(false)
! 988:
! 989: Notice: Undefined variable: key_val in %s on line %d
! 990: bool(false)
! 991:
! 992: Notice: Undefined variable: key_val in %s on line %d
! 993: bool(true)
! 994: array(1) {
! 995: [2]=>
! 996: string(3) "two"
! 997: }
! 998: -- Innerloop Iteration 2 of Outerloop Iteration 8 --
! 999: array(0) {
! 1000: }
! 1001:
! 1002: Notice: Undefined variable: key_val in %s on line %d
! 1003: bool(false)
! 1004:
! 1005: Notice: Undefined variable: key_val in %s on line %d
! 1006: bool(false)
! 1007:
! 1008: Notice: Undefined variable: key_val in %s on line %d
! 1009: bool(true)
! 1010: array(0) {
! 1011: }
! 1012:
! 1013: Notice: Undefined variable: array_var in %s on line %d
! 1014: NULL
! 1015: bool(false)
! 1016: bool(false)
! 1017: bool(true)
! 1018: --- Outerloop Iteration 9 ---
! 1019: bool(false)
! 1020: bool(false)
! 1021: bool(false)
! 1022: bool(true)
! 1023: bool(false)
! 1024: bool(true)
! 1025: -- Innerloop Iteration 1 of Outerloop Iteration 9 --
! 1026: array(1) {
! 1027: ["Age"]=>
! 1028: string(2) "30"
! 1029: }
! 1030:
! 1031: Notice: Undefined variable: key_val in %s on line %d
! 1032: bool(false)
! 1033:
! 1034: Notice: Undefined variable: key_val in %s on line %d
! 1035: bool(false)
! 1036:
! 1037: Notice: Undefined variable: key_val in %s on line %d
! 1038: bool(true)
! 1039: array(1) {
! 1040: ["Age"]=>
! 1041: string(2) "30"
! 1042: }
! 1043: -- Innerloop Iteration 2 of Outerloop Iteration 9 --
! 1044: array(0) {
! 1045: }
! 1046:
! 1047: Notice: Undefined variable: key_val in %s on line %d
! 1048: bool(false)
! 1049:
! 1050: Notice: Undefined variable: key_val in %s on line %d
! 1051: bool(false)
! 1052:
! 1053: Notice: Undefined variable: key_val in %s on line %d
! 1054: bool(true)
! 1055: array(0) {
! 1056: }
! 1057:
! 1058: Notice: Undefined variable: array_var in %s on line %d
! 1059: NULL
! 1060: bool(false)
! 1061: bool(false)
! 1062: bool(true)
! 1063: --- Outerloop Iteration 10 ---
! 1064: bool(false)
! 1065: bool(false)
! 1066: bool(false)
! 1067: bool(true)
! 1068: bool(false)
! 1069: bool(true)
! 1070: -- Innerloop Iteration 1 of Outerloop Iteration 10 --
! 1071: array(4) {
! 1072: [1]=>
! 1073: int(2)
! 1074: ["One"]=>
! 1075: string(1) "1"
! 1076: [2]=>
! 1077: string(3) "two"
! 1078: [""]=>
! 1079: string(0) ""
! 1080: }
! 1081:
! 1082: Notice: Undefined variable: key_val in %s on line %d
! 1083: bool(true)
! 1084:
! 1085: Notice: Undefined variable: key_val in %s on line %d
! 1086: bool(true)
! 1087:
! 1088: Notice: Undefined variable: key_val in %s on line %d
! 1089: bool(true)
! 1090: array(4) {
! 1091: [1]=>
! 1092: int(2)
! 1093: ["One"]=>
! 1094: string(1) "1"
! 1095: [2]=>
! 1096: string(3) "two"
! 1097: [""]=>
! 1098: string(0) ""
! 1099: }
! 1100: -- Innerloop Iteration 2 of Outerloop Iteration 10 --
! 1101: array(3) {
! 1102: ["One"]=>
! 1103: string(1) "1"
! 1104: [2]=>
! 1105: string(3) "two"
! 1106: [""]=>
! 1107: string(0) ""
! 1108: }
! 1109:
! 1110: Notice: Undefined variable: key_val in %s on line %d
! 1111: bool(true)
! 1112:
! 1113: Notice: Undefined variable: key_val in %s on line %d
! 1114: bool(true)
! 1115:
! 1116: Notice: Undefined variable: key_val in %s on line %d
! 1117: bool(true)
! 1118: array(3) {
! 1119: ["One"]=>
! 1120: string(1) "1"
! 1121: [2]=>
! 1122: string(3) "two"
! 1123: [""]=>
! 1124: string(0) ""
! 1125: }
! 1126: -- Innerloop Iteration 3 of Outerloop Iteration 10 --
! 1127: array(2) {
! 1128: [2]=>
! 1129: string(3) "two"
! 1130: [""]=>
! 1131: string(0) ""
! 1132: }
! 1133:
! 1134: Notice: Undefined variable: key_val in %s on line %d
! 1135: bool(true)
! 1136:
! 1137: Notice: Undefined variable: key_val in %s on line %d
! 1138: bool(true)
! 1139:
! 1140: Notice: Undefined variable: key_val in %s on line %d
! 1141: bool(true)
! 1142: array(2) {
! 1143: [2]=>
! 1144: string(3) "two"
! 1145: [""]=>
! 1146: string(0) ""
! 1147: }
! 1148: -- Innerloop Iteration 4 of Outerloop Iteration 10 --
! 1149: array(1) {
! 1150: [""]=>
! 1151: string(0) ""
! 1152: }
! 1153:
! 1154: Notice: Undefined variable: key_val in %s on line %d
! 1155: bool(true)
! 1156:
! 1157: Notice: Undefined variable: key_val in %s on line %d
! 1158: bool(true)
! 1159:
! 1160: Notice: Undefined variable: key_val in %s on line %d
! 1161: bool(true)
! 1162: array(1) {
! 1163: [""]=>
! 1164: string(0) ""
! 1165: }
! 1166: -- Innerloop Iteration 5 of Outerloop Iteration 10 --
! 1167: array(0) {
! 1168: }
! 1169:
! 1170: Notice: Undefined variable: key_val in %s on line %d
! 1171: bool(false)
! 1172:
! 1173: Notice: Undefined variable: key_val in %s on line %d
! 1174: bool(false)
! 1175:
! 1176: Notice: Undefined variable: key_val in %s on line %d
! 1177: bool(true)
! 1178: array(0) {
! 1179: }
! 1180:
! 1181: Notice: Undefined variable: array_var in %s on line %d
! 1182: NULL
! 1183: bool(false)
! 1184: bool(false)
! 1185: bool(true)
! 1186:
! 1187: *** Testing unset(), emtpy() & isset() with resource variables ***
! 1188: -- Iteration 1 --
! 1189: resource(%d) of type (stream)
! 1190: bool(true)
! 1191: bool(false)
! 1192: bool(true)
! 1193: resource(%d) of type (stream)
! 1194: bool(false)
! 1195: bool(true)
! 1196: bool(false)
! 1197: bool(false)
! 1198:
! 1199: Notice: Undefined variable: resource in %s on line %d
! 1200: NULL
! 1201: -- Iteration 2 --
! 1202: resource(%d) of type (stream)
! 1203: bool(true)
! 1204: bool(false)
! 1205: bool(true)
! 1206: resource(%d) of type (stream)
! 1207: bool(false)
! 1208: bool(true)
! 1209: bool(false)
! 1210: bool(false)
! 1211:
! 1212: Notice: Undefined variable: resource in %s on line %d
! 1213: NULL
! 1214:
! 1215: Notice: Undefined variable: resources in %s on line %d
! 1216: NULL
! 1217: bool(false)
! 1218: bool(true)
! 1219:
! 1220: *** Testing unset(), empty() & isset() with objects ***
! 1221: object(Point)#%d (3) {
! 1222: ["x"]=>
! 1223: int(30)
! 1224: ["y"]=>
! 1225: int(40)
! 1226: ["lable"]=>
! 1227: NULL
! 1228: }
! 1229: bool(true)
! 1230: bool(false)
! 1231:
! 1232: Notice: Undefined variable: lable in %s on line %d
! 1233: bool(false)
! 1234:
! 1235: Notice: Undefined variable: lable in %s on line %d
! 1236: bool(true)
! 1237:
! 1238: Notice: Undefined variable: lable in %s on line %d
! 1239: bool(false)
! 1240:
! 1241: Notice: Undefined variable: lable in %s on line %d
! 1242: bool(true)
! 1243: object(Point)#%d (3) {
! 1244: ["x"]=>
! 1245: int(30)
! 1246: ["y"]=>
! 1247: int(40)
! 1248: ["lable"]=>
! 1249: string(6) "Point1"
! 1250: }
! 1251: object(Point)#%d (2) {
! 1252: ["y"]=>
! 1253: int(40)
! 1254: ["lable"]=>
! 1255: string(6) "Point1"
! 1256: }
! 1257: bool(false)
! 1258: bool(true)
! 1259: object(Point)#%d (0) {
! 1260: }
! 1261: bool(true)
! 1262: bool(false)
! 1263: bool(false)
! 1264: bool(true)
! 1265:
! 1266: Notice: Undefined variable: point1 in %s on line %d
! 1267: NULL
! 1268: bool(false)
! 1269: bool(true)
! 1270: bool(false)
! 1271: bool(true)
! 1272: array(3) {
! 1273: [0]=>
! 1274: string(5) "Point"
! 1275: [1]=>
! 1276: string(8) "setLable"
! 1277: [2]=>
! 1278: string(9) "testPoint"
! 1279: }
! 1280: object(Point)#%d (3) {
! 1281: ["x"]=>
! 1282: int(5)
! 1283: ["y"]=>
! 1284: int(6)
! 1285: ["lable"]=>
! 1286: NULL
! 1287: }
! 1288:
! 1289: *** Testing possible variation in operation for isset(), empty() & unset() ***
! 1290:
! 1291: ** Testing unset() variation 1: unset on static variable inside a function **
! 1292: value of static_var before unset: 1
! 1293: bool(true)
! 1294: bool(false)
! 1295:
! 1296: Notice: Undefined variable: static_var in %s on line %d
! 1297: value of static_var after unset:
! 1298: bool(false)
! 1299: bool(true)
! 1300: value of static_var after new assignment: 20
! 1301: value of static_var before unset: 2
! 1302: bool(true)
! 1303: bool(false)
! 1304:
! 1305: Notice: Undefined variable: static_var in %s on line %d
! 1306: value of static_var after unset:
! 1307: bool(false)
! 1308: bool(true)
! 1309: value of static_var after new assignment: 20
! 1310: value of static_var before unset: 3
! 1311: bool(true)
! 1312: bool(false)
! 1313:
! 1314: Notice: Undefined variable: static_var in %s on line %d
! 1315: value of static_var after unset:
! 1316: bool(false)
! 1317: bool(true)
! 1318: value of static_var after new assignment: 20
! 1319:
! 1320: ** Testing unset() variation 2: unset on a variable passed by ref. inside of a function **
! 1321: string(5) "value"
! 1322: bool(false)
! 1323: bool(true)
! 1324: string(5) "value"
! 1325:
! 1326: ** Testing unset() variation 3: unset on a global variable inside of a function **
! 1327: int(10)
! 1328: bool(true)
! 1329: bool(false)
! 1330: bool(false)
! 1331: bool(true)
! 1332: int(10)
! 1333: ===DONE===
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