urldecode

(PHP 4, PHP 5, PHP 7)

urldecode — Decodes URL-encoded string

Description

urldecode ( string $str ) : string

Decodes any %## encoding in the given string. Plus symbols ('+') are decoded to a space character.

Parameters

str: The string to be decoded.

Return Values

Returns the decoded string.

Examples

Example #1 urldecode() example

<?php
$query = "my=apples&are=green+and+red";

foreach (explode('&', $query) as $chunk) {
    $param = explode("=", $chunk);

    if ($param) {
        printf("Value for parameter \"%s\" is \"%s\"<br/>\n", urldecode($param[0]), urldecode($param[1]));
    }
}
?>

Notes

Warning

The superglobals $_GET and $_REQUEST are already decoded. Using urldecode() on an element in $_GET or $_REQUEST could have unexpected and dangerous results.