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1.1 misho 1: --TEST--
2: Test array_unshift() function : usage variations - different array values for 'array' argument
3: --FILE--
4: <?php
5: /* Prototype : int array_unshift(array $array, mixed $var [, mixed ...])
6: * Description: Pushes elements onto the beginning of the array
7: * Source code: ext/standard/array.c
8: */
9:
10: /*
11: * Testing the behavior of array_unshift() by passing different types of arrays
12: * to $array argument to which the $var arguments will be prepended
13: */
14:
15: echo "*** Testing array_unshift() : different arrays for \$array argument ***\n";
16:
17: // initialize $var argument
18: $var = 10;
19:
20: // different arrays to be passed to $array argument
21: $arrays = array (
22: /*1*/ array(1, 2), // array with default keys and numeric values
23: array(1.1, 2.2), // array with default keys & float values
24: array( array(2), array(1)), // sub arrays
25: array(false,true), // array with default keys and boolean values
26: array(), // empty array
27: array(NULL), // array with NULL
28: array("a","aaaa","b","bbbb","c","ccccc"),
29:
30: // associative arrays
31: /*8*/ array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values
32: array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values
33: array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values
34: array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value
35: array("one" => 1, 2 => "two", 4 => "four"), //mixed
36:
37: // associative array, containing null/empty/boolean values as key/value
38: /*13*/ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null),
39: array(true => "true", false => "false", "false" => false, "true" => true),
40: array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''),
41: array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true),
42: array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6),
43:
44: // array with repetative keys
45: /*18*/ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3)
46: );
47:
48: // loop through the various elements of $arrays to test array_unshift()
49: $iterator = 1;
50: foreach($arrays as $array) {
51: echo "-- Iteration $iterator --\n";
52:
53: /* with default argument */
54: // returns element count in the resulting array after arguments are pushed to
55: // beginning of the given array
56: $temp_array = $array;
57: var_dump( array_unshift($temp_array, $var) );
58:
59: // dump the resulting array
60: var_dump($temp_array);
61:
62: /* with optional arguments */
63: // returns element count in the resulting array after arguments are pushed to
64: // beginning of the given array
65: $temp_array = $array;
66: var_dump( array_unshift($temp_array, $var, "hello", 'world') );
67:
68: // dump the resulting array
69: var_dump($temp_array);
70: $iterator++;
71: }
72:
73: echo "Done";
74: ?>
75: --EXPECTF--
76: *** Testing array_unshift() : different arrays for $array argument ***
77: -- Iteration 1 --
78: int(3)
79: array(3) {
80: [0]=>
81: int(10)
82: [1]=>
83: int(1)
84: [2]=>
85: int(2)
86: }
87: int(5)
88: array(5) {
89: [0]=>
90: int(10)
91: [1]=>
92: string(5) "hello"
93: [2]=>
94: string(5) "world"
95: [3]=>
96: int(1)
97: [4]=>
98: int(2)
99: }
100: -- Iteration 2 --
101: int(3)
102: array(3) {
103: [0]=>
104: int(10)
105: [1]=>
106: float(1.1)
107: [2]=>
108: float(2.2)
109: }
110: int(5)
111: array(5) {
112: [0]=>
113: int(10)
114: [1]=>
115: string(5) "hello"
116: [2]=>
117: string(5) "world"
118: [3]=>
119: float(1.1)
120: [4]=>
121: float(2.2)
122: }
123: -- Iteration 3 --
124: int(3)
125: array(3) {
126: [0]=>
127: int(10)
128: [1]=>
129: array(1) {
130: [0]=>
131: int(2)
132: }
133: [2]=>
134: array(1) {
135: [0]=>
136: int(1)
137: }
138: }
139: int(5)
140: array(5) {
141: [0]=>
142: int(10)
143: [1]=>
144: string(5) "hello"
145: [2]=>
146: string(5) "world"
147: [3]=>
148: array(1) {
149: [0]=>
150: int(2)
151: }
152: [4]=>
153: array(1) {
154: [0]=>
155: int(1)
156: }
157: }
158: -- Iteration 4 --
159: int(3)
160: array(3) {
161: [0]=>
162: int(10)
163: [1]=>
164: bool(false)
165: [2]=>
166: bool(true)
167: }
168: int(5)
169: array(5) {
170: [0]=>
171: int(10)
172: [1]=>
173: string(5) "hello"
174: [2]=>
175: string(5) "world"
176: [3]=>
177: bool(false)
178: [4]=>
179: bool(true)
180: }
181: -- Iteration 5 --
182: int(1)
183: array(1) {
184: [0]=>
185: int(10)
186: }
187: int(3)
188: array(3) {
189: [0]=>
190: int(10)
191: [1]=>
192: string(5) "hello"
193: [2]=>
194: string(5) "world"
195: }
196: -- Iteration 6 --
197: int(2)
198: array(2) {
199: [0]=>
200: int(10)
201: [1]=>
202: NULL
203: }
204: int(4)
205: array(4) {
206: [0]=>
207: int(10)
208: [1]=>
209: string(5) "hello"
210: [2]=>
211: string(5) "world"
212: [3]=>
213: NULL
214: }
215: -- Iteration 7 --
216: int(7)
217: array(7) {
218: [0]=>
219: int(10)
220: [1]=>
221: string(1) "a"
222: [2]=>
223: string(4) "aaaa"
224: [3]=>
225: string(1) "b"
226: [4]=>
227: string(4) "bbbb"
228: [5]=>
229: string(1) "c"
230: [6]=>
231: string(5) "ccccc"
232: }
233: int(9)
234: array(9) {
235: [0]=>
236: int(10)
237: [1]=>
238: string(5) "hello"
239: [2]=>
240: string(5) "world"
241: [3]=>
242: string(1) "a"
243: [4]=>
244: string(4) "aaaa"
245: [5]=>
246: string(1) "b"
247: [6]=>
248: string(4) "bbbb"
249: [7]=>
250: string(1) "c"
251: [8]=>
252: string(5) "ccccc"
253: }
254: -- Iteration 8 --
255: int(4)
256: array(4) {
257: [0]=>
258: int(10)
259: [1]=>
260: string(3) "one"
261: [2]=>
262: string(3) "two"
263: [3]=>
264: string(5) "three"
265: }
266: int(6)
267: array(6) {
268: [0]=>
269: int(10)
270: [1]=>
271: string(5) "hello"
272: [2]=>
273: string(5) "world"
274: [3]=>
275: string(3) "one"
276: [4]=>
277: string(3) "two"
278: [5]=>
279: string(5) "three"
280: }
281: -- Iteration 9 --
282: int(4)
283: array(4) {
284: [0]=>
285: int(10)
286: ["one"]=>
287: int(1)
288: ["two"]=>
289: int(2)
290: ["three"]=>
291: int(3)
292: }
293: int(6)
294: array(6) {
295: [0]=>
296: int(10)
297: [1]=>
298: string(5) "hello"
299: [2]=>
300: string(5) "world"
301: ["one"]=>
302: int(1)
303: ["two"]=>
304: int(2)
305: ["three"]=>
306: int(3)
307: }
308: -- Iteration 10 --
309: int(5)
310: array(5) {
311: [0]=>
312: int(10)
313: [1]=>
314: int(10)
315: [2]=>
316: int(20)
317: [3]=>
318: int(40)
319: [4]=>
320: int(30)
321: }
322: int(7)
323: array(7) {
324: [0]=>
325: int(10)
326: [1]=>
327: string(5) "hello"
328: [2]=>
329: string(5) "world"
330: [3]=>
331: int(10)
332: [4]=>
333: int(20)
334: [5]=>
335: int(40)
336: [6]=>
337: int(30)
338: }
339: -- Iteration 11 --
340: int(4)
341: array(4) {
342: [0]=>
343: int(10)
344: ["one"]=>
345: string(3) "ten"
346: ["two"]=>
347: string(6) "twenty"
348: ["three"]=>
349: string(6) "thirty"
350: }
351: int(6)
352: array(6) {
353: [0]=>
354: int(10)
355: [1]=>
356: string(5) "hello"
357: [2]=>
358: string(5) "world"
359: ["one"]=>
360: string(3) "ten"
361: ["two"]=>
362: string(6) "twenty"
363: ["three"]=>
364: string(6) "thirty"
365: }
366: -- Iteration 12 --
367: int(4)
368: array(4) {
369: [0]=>
370: int(10)
371: ["one"]=>
372: int(1)
373: [1]=>
374: string(3) "two"
375: [2]=>
376: string(4) "four"
377: }
378: int(6)
379: array(6) {
380: [0]=>
381: int(10)
382: [1]=>
383: string(5) "hello"
384: [2]=>
385: string(5) "world"
386: ["one"]=>
387: int(1)
388: [3]=>
389: string(3) "two"
390: [4]=>
391: string(4) "four"
392: }
393: -- Iteration 13 --
394: int(4)
395: array(4) {
396: [0]=>
397: int(10)
398: [""]=>
399: string(4) "null"
400: ["NULL"]=>
401: NULL
402: ["null"]=>
403: NULL
404: }
405: int(6)
406: array(6) {
407: [0]=>
408: int(10)
409: [1]=>
410: string(5) "hello"
411: [2]=>
412: string(5) "world"
413: [""]=>
414: string(4) "null"
415: ["NULL"]=>
416: NULL
417: ["null"]=>
418: NULL
419: }
420: -- Iteration 14 --
421: int(5)
422: array(5) {
423: [0]=>
424: int(10)
425: [1]=>
426: string(4) "true"
427: [2]=>
428: string(5) "false"
429: ["false"]=>
430: bool(false)
431: ["true"]=>
432: bool(true)
433: }
434: int(7)
435: array(7) {
436: [0]=>
437: int(10)
438: [1]=>
439: string(5) "hello"
440: [2]=>
441: string(5) "world"
442: [3]=>
443: string(4) "true"
444: [4]=>
445: string(5) "false"
446: ["false"]=>
447: bool(false)
448: ["true"]=>
449: bool(true)
450: }
451: -- Iteration 15 --
452: int(4)
453: array(4) {
454: [0]=>
455: int(10)
456: [""]=>
457: string(6) "emptys"
458: ["emptyd"]=>
459: string(0) ""
460: ["emptys"]=>
461: string(0) ""
462: }
463: int(6)
464: array(6) {
465: [0]=>
466: int(10)
467: [1]=>
468: string(5) "hello"
469: [2]=>
470: string(5) "world"
471: [""]=>
472: string(6) "emptys"
473: ["emptyd"]=>
474: string(0) ""
475: ["emptys"]=>
476: string(0) ""
477: }
478: -- Iteration 16 --
479: int(7)
480: array(7) {
481: [0]=>
482: int(10)
483: [1]=>
484: string(0) ""
485: [2]=>
486: string(0) ""
487: [3]=>
488: NULL
489: [4]=>
490: NULL
491: [5]=>
492: bool(false)
493: [6]=>
494: bool(true)
495: }
496: int(9)
497: array(9) {
498: [0]=>
499: int(10)
500: [1]=>
501: string(5) "hello"
502: [2]=>
503: string(5) "world"
504: [3]=>
505: string(0) ""
506: [4]=>
507: string(0) ""
508: [5]=>
509: NULL
510: [6]=>
511: NULL
512: [7]=>
513: bool(false)
514: [8]=>
515: bool(true)
516: }
517: -- Iteration 17 --
518: int(4)
519: array(4) {
520: [0]=>
521: int(10)
522: [""]=>
523: int(4)
524: [1]=>
525: int(5)
526: [2]=>
527: int(6)
528: }
529: int(6)
530: array(6) {
531: [0]=>
532: int(10)
533: [1]=>
534: string(5) "hello"
535: [2]=>
536: string(5) "world"
537: [""]=>
538: int(4)
539: [3]=>
540: int(5)
541: [4]=>
542: int(6)
543: }
544: -- Iteration 18 --
545: int(4)
546: array(4) {
547: [0]=>
548: int(10)
549: ["One"]=>
550: int(10)
551: ["two"]=>
552: int(20)
553: ["three"]=>
554: int(3)
555: }
556: int(6)
557: array(6) {
558: [0]=>
559: int(10)
560: [1]=>
561: string(5) "hello"
562: [2]=>
563: string(5) "world"
564: ["One"]=>
565: int(10)
566: ["two"]=>
567: int(20)
568: ["three"]=>
569: int(3)
570: }
571: Done