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50 lines
1.3 KiB
PHP
50 lines
1.3 KiB
PHP
--TEST--
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Test array_diff_assoc() function : usage variations - array containing duplicate keys and values
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--FILE--
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<?php
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/* Prototype : array array_diff_assoc(array $arr1, array $arr2 [, array ...])
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* Description: Returns the entries of $arr1 that have values which are not
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* present in any of the others arguments but do additional checks whether
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* the keys are equal
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* Source code: ext/standard/array.c
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*/
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/*
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* Test how array_diff_assoc() behaves when comparing:
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* 1. the order of the array
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* 2. duplicate values
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* 3. duplicate key names
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*/
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echo "*** Testing array_diff_assoc() : variation ***\n";
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$array_index = array('a', 'b', 'c', 0 => 'd', 'b'); //duplicate key (0), duplicate value (b)
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$array_assoc = array ('2' => 'c', //same key=>value pair, different order
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'1' => 'b',
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'0' => 'a',
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'b' => '3', //key and value from array_index swapped
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'c' => 2); //same as above, using integer
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var_dump(array_diff_assoc($array_index, $array_assoc));
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var_dump(array_diff_assoc($array_assoc, $array_index));
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_diff_assoc() : variation ***
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array(2) {
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[0]=>
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string(1) "d"
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[3]=>
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string(1) "b"
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}
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array(3) {
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[0]=>
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string(1) "a"
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["b"]=>
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string(1) "3"
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["c"]=>
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int(2)
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}
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Done
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