Annotation of embedaddon/php/ext/standard/tests/strings/strtr_variation4.phpt, revision 1.1
1.1 ! misho 1: --TEST--
! 2: Test strtr() function : usage variations - empty string & null for 'str' argument
! 3: --FILE--
! 4: <?php
! 5: /* Prototype : string strtr(string $str, string $from[, string $to]);
! 6: string strtr(string $str, array $replace_pairs);
! 7: * Description: Translates characters in str using given translation tables
! 8: * Source code: ext/standard/string.c
! 9: */
! 10:
! 11: /* Testing strtr() function by passing the
! 12: * empty string & null for 'str' argument and
! 13: * corresponding translation pair of chars for 'from', 'to' & 'replace_pairs' arguments
! 14: */
! 15:
! 16: echo "*** Testing strtr() : empty string & null for 'str' arg ***\n";
! 17: /* definitions of required input variables */
! 18: $count = 1;
! 19:
! 20: $heredoc_str = <<<EOD
! 21:
! 22: EOD;
! 23:
! 24: //array of string inputs for $str
! 25: $str_arr = array(
! 26: "",
! 27: '',
! 28: NULL,
! 29: null,
! 30: FALSE,
! 31: false,
! 32: $heredoc_str
! 33: );
! 34:
! 35: $from = "";
! 36: $to = "TEST";
! 37: $replace_pairs = array("" => "t", '' => "TEST");
! 38:
! 39:
! 40: /* loop through to test strtr() with each element of $str_arr */
! 41: for($index = 0; $index < count($str_arr); $index++) {
! 42: echo "-- Iteration $count --\n";
! 43:
! 44: $str = $str_arr[$index]; //getting the array element in 'str' variable
! 45:
! 46: //strtr() call in three args syntax form
! 47: var_dump( strtr($str, $from, $to) );
! 48:
! 49: //strtr() call in two args syntax form
! 50: var_dump( strtr($str, $replace_pairs) );
! 51:
! 52: $count++;
! 53: }
! 54: echo "*** Done ***";
! 55: ?>
! 56: --EXPECTF--
! 57: *** Testing strtr() : empty string & null for 'str' arg ***
! 58: -- Iteration 1 --
! 59: string(0) ""
! 60: string(0) ""
! 61: -- Iteration 2 --
! 62: string(0) ""
! 63: string(0) ""
! 64: -- Iteration 3 --
! 65: string(0) ""
! 66: string(0) ""
! 67: -- Iteration 4 --
! 68: string(0) ""
! 69: string(0) ""
! 70: -- Iteration 5 --
! 71: string(0) ""
! 72: string(0) ""
! 73: -- Iteration 6 --
! 74: string(0) ""
! 75: string(0) ""
! 76: -- Iteration 7 --
! 77: string(0) ""
! 78: string(0) ""
! 79: *** Done ***
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