note 112374 added to function.isset
| From: | CertaiN | Date: | Sat, 08 Jun 2013 04:41:09 +0000 |
| Subject: | note 112374 added to function.isset | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-195105@lists.php.net to get a copy of this message | ||
<?php
The safest way to receive input string.
Example:
<?php
if (isset($_POST['var']) && is_string($var = $_POST['var']) &&
$var !== '') {
echo "Input string: {$var}\n";
} else {
echo "No input\n";
}
?>
----
Server IP: 49.212.134.217
Probable Submitter: 219.209.194.119
----
Manual Page -- http://php.net/manual/en/function.isset.php
Edit -- https://master.php.net/note/edit/112374
Del: integrated -- https://master.php.net/note/delete/112374/integrated
Del: useless -- https://master.php.net/note/delete/112374/useless
Del: bad code -- https://master.php.net/note/delete/112374/bad+code
Del: spam -- https://master.php.net/note/delete/112374/spam
Del: non-english -- https://master.php.net/note/delete/112374/non-english
Del: in docs -- https://master.php.net/note/delete/112374/in+docs
Del: other reasons-- https://master.php.net/note/delete/112374
Reject -- https://master.php.net/note/reject/112374
Search -- https://master.php.net/manage/user-notes.php