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--TEST--
Test array_unique() function : usage variations - two dimensional arrays
--FILE--
<?php
/* Prototype : array array_unique(array $input)
* Description: Removes duplicate values from array
* Source code: ext/standard/array.c
*/
/*
* Testing the functionality of array_unique() by passing
* two dimensional arrays for $input argument.
*/
echo "*** Testing array_unique() : two dimensional array for \$input argument ***\n";
// initialize the 2-d array
$input = array(
array(1, 2, 3, 1),
array("hello", "world", "str1" => "hello", "str2" => 'world'),
array(1 => "one", 2 => "two", "one", 'two'),
array(1, 2, 3, 1)
);
var_dump( array_unique($input, SORT_STRING) );
echo "Done";
?>
--EXPECTF--
*** Testing array_unique() : two dimensional array for $input argument ***
Warning: Array to string conversion in %s on line %d
Warning: Array to string conversion in %s on line %d
Warning: Array to string conversion in %s on line %d
Warning: Array to string conversion in %s on line %d
array(1) {
[0]=>
array(4) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(1)
}
}
Done
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