php man page for urldecode

URLDECODE(3)								 1							      URLDECODE(3)

urldecode - Decodes URL-encoded string

SYNOPSIS
       string urldecode (string  $str)

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

PARAMETERS
	      o $str
		- The string to be decoded.

RETURN VALUES
	Returns the decoded string.

EXAMPLES
       Example #1

	      urldecode(3) example

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

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

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

NOTES
       Warning

	       The  superglobals  $_GET and $_REQUEST are already decoded. Using urldecode(3) on an element in $_GET or $_REQUEST could have unex-
	      pected and dangerous results.

SEE ALSO
       urlencode(3), rawurlencode(3), rawurldecode(3), RFC 3986.

PHP Documentation Group 													      URLDECODE(3)