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87 lines
1.9 KiB
PHP
87 lines
1.9 KiB
PHP
--TEST--
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Test strtr() function : usage variations - regular & numeric strings for 'str' argument
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--FILE--
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<?php
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/* Prototype : string strtr(string $str, string $from[, string $to]);
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string strtr(string $str, array $replace_pairs);
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* Description: Translates characters in str using given translation tables
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* Source code: ext/standard/string.c
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*/
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/* Testing strtr() function by passing the
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* combination of numeric & regular strings for 'str' argument and
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* corresponding translation pair of chars for 'from', 'to' & 'replace_pairs' arguments
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*/
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echo "*** Testing strtr() : numeric & regular double quoted strings ***\n";
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/* definitions of required input variables */
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$count = 1;
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$heredoc_str = <<<EOD
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123
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abc
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1a2b3c
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EOD;
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//array of string inputs for $str
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$str_arr = array(
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//double quoted strings
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"123",
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"abc",
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"1a2b3c",
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//single quoted strings
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'123',
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'abc',
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'1a2b3c',
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//heredoc string
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$heredoc_str
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);
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$from = "123abc";
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$to = "abc123";
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$replace_pairs = array("1" => "a", "a" => 1, "2b3c" => "b2c3", "b2c3" => "3c2b");
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/* loop through to test strtr() with each element of $str_arr */
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for($index = 0; $index < count($str_arr); $index++) {
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echo "-- Iteration $count --\n";
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$str = $str_arr[$index]; //getting the $str_arr element in $str variable
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//strtr() call in three args syntax form
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var_dump( strtr($str, $from, $to) );
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//strtr() call in two args syntax form
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var_dump( strtr($str, $replace_pairs) );
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$count++;
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}
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echo "*** Done ***";
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?>
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--EXPECTF--
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*** Testing strtr() : numeric & regular double quoted strings ***
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-- Iteration 1 --
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string(3) "abc"
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string(3) "a23"
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-- Iteration 2 --
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string(3) "123"
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string(3) "1bc"
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-- Iteration 3 --
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string(6) "a1b2c3"
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string(6) "a1b2c3"
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-- Iteration 4 --
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string(3) "abc"
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string(3) "a23"
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-- Iteration 5 --
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string(3) "123"
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string(3) "1bc"
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-- Iteration 6 --
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string(6) "a1b2c3"
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string(6) "a1b2c3"
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-- Iteration 7 --
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string(14) "abc
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123
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a1b2c3"
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string(14) "a23
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1bc
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a1b2c3"
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*** Done ***
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