array_unique

PHP 4 >= 4.0.1, PHP 5, PHP 7, PHP 8
array_unique - Removes duplicate values from an array
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Code Examples

Example #1 array_unique example

Result: Array ( [a] => green [0] => red [1] => blue )
<?php
$input = array("a" => "green", "red", "b" => "green", "blue", "red");
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Example #2 array_unique and types

Result: array(2) { [0] => int(4) [2] => string(1) "3" }
<?php
$input = array(4, "4", "3", 4, 3, "3");
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Example #3 of array_unique

<?php
$result = array_unique(array("f","a","hello","helio"), SORT_STRING);
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Function array_unique:

Arrays Functions

Most used PHP functions