61 lines
1.3 KiB
PHP
61 lines
1.3 KiB
PHP
--TEST--
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Test usort() function : usage variations - use built in functions as $cmp_function arg
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--FILE--
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<?php
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/*
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* Test usort() when comparison function is:
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* 1. a built in comparison function
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* 2. a language construct
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*/
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echo "*** Testing usort() : usage variation ***\n";
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// Initializing variables
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$array_arg = array("b" => "Banana", "m" => "Mango", "a" => "apple",
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"p" => "Pineapple", "o" => "orange");
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// Testing library functions as comparison function
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echo "\n-- Testing usort() with built-in 'cmp_function': strcasecmp() --\n";
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$temp_array1 = $array_arg;
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var_dump( usort($temp_array1, 'strcasecmp') );
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var_dump($temp_array1);
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echo "\n-- Testing usort() with built-in 'cmp_function': strcmp() --\n";
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$temp_array2 = $array_arg;
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var_dump( usort($temp_array2, 'strcmp') );
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var_dump($temp_array2);
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?>
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--EXPECT--
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*** Testing usort() : usage variation ***
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-- Testing usort() with built-in 'cmp_function': strcasecmp() --
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bool(true)
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array(5) {
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[0]=>
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string(5) "apple"
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[1]=>
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string(6) "Banana"
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[2]=>
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string(5) "Mango"
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[3]=>
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string(6) "orange"
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[4]=>
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string(9) "Pineapple"
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}
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-- Testing usort() with built-in 'cmp_function': strcmp() --
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bool(true)
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array(5) {
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[0]=>
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string(6) "Banana"
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[1]=>
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string(5) "Mango"
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[2]=>
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string(9) "Pineapple"
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[3]=>
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string(5) "apple"
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[4]=>
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string(6) "orange"
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}
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