Javascript debugger
Website design
↑
One of INPUT_GET
, INPUT_POST
,
INPUT_COOKIE
, INPUT_SERVER
,
INPUT_ENV
, INPUT_SESSION
(not
implemented yet) and INPUT_REQUEST
(not
implemented yet).
Name of a variable to get.
Filter to apply. Defaults to FILTER_DEFAULT
.
Associative array of options or bitwise disjunction of flags. If filter accepts options, flags can be provided in "flags" field of array.
Value of the requested variable on success, FALSE
if the filter fails,
or NULL
if the variable_name variable is not set.
If the flag FILTER_NULL_ON_FAILURE
is used, it
returns FALSE
if the variable is not set and NULL
if the filter fails.
<?php
$search_html = filter_input(INPUT_GET, 'search', FILTER_SANITIZE_SPECIAL_CHARS);
$search_url = filter_input(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 & son.
<a href='?search=Me%20%26%20son'>Search again.</a>