(PHP 4 >= 4.0.1)
array_unique -- Removes duplicate values from an array
Description
array array_unique (array array)
Array_unique() takes input
array and returns a new array
without duplicate values.
Note that keys are preserved.
Example 1. Array_unique() example
$input = array ("a" => "green", "red", "b" => "green", "blue", "red");
$result = array_unique ($input);
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This makes $result have array ("a" =>
"green", "red", "blue");.
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