Array function library: Array_unique

Source: Internet
Author: User
Keywords array_unique php Chinese function manual array function library
Tags aliyun array array function library array_unique function function library html http

Array_unique

(PHP4 >= 4.0.1)

Array_unique---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Remove the same value from an array

Syntax: array array_unique (array array)

Description:

Array_unique () takes the input array array and returns an array that does not have the same value. The index is reserved (preserved).

Example:

<?php

$input = Array ("A" => "green", "Red", "B" => "green", "Blue", "Red");

$result = Array_unique ($input);

?>

This will enable $result to have an array ("a" => "green", "Red", "blue");

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