input_get

(no version information, might be only in CVS)

input_get -- Gets variable from outside PHP and optionally filters it

Description

mixed input_get ( int type, string variable_name [, int filter [, mixed flags [, string charset]]] )

Waarschuwing

Deze functie is EXPERIMENTEEL. Dat betekent, dat het gedrag van deze functie, deze functienaam, in concreto ALLES dat hier gedocumenteerd is in een toekomstige uitgave van PHP ZONDER WAARSCHUWING kan veranderen. Wees gewaarschuwd, en gebruik deze functie op eigen risico.

Parameters

type

One of INPUT_GET, INPUT_POST, INPUT_COOKIE, INPUT_SERVER, INPUT_ENV, INPUT_SESSION (not implemented yet) and 99 (serves for REQUEST for now).

variable_name

Name of a variable to get.

filter

Filter to apply. Defaults to FILTER_DEFAULT.

flags

Associative array of options or bitwise disjunction of flags. If filter accepts options, flags can be provided in "flags" field of array.

charset

Character set used for filtering. Currently no filter uses this parameter.

Return Values

Value of the requested variable on success or FALSE if variable has not been found.

Voorbeelden

Voorbeeld 1. A input_get() example

<?php
$search_html
= input_get(INPUT_GET, 'search', FILTER_SANITIZE_SPECIAL_CHARS);
$search_url = input_get(INPUT_GET, 'search', FILTER_SANITIZE_ENCODED);
echo
"You have searched for $search_html.\n";
echo
"<a href='?search=$search_url'>Search again.</a>";
?>

The above example will output something similar to:

You have searched for Me &#38; son.
<a href='?search=Me%20%26%20son'>Search again.</a>

Zie ook

filter_data()