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How to prevent XSS with HTML/PHP?
How do I prevent XSS (cross-site scripting) using just HTML and PHP?
9 Answers
9
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Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
...7)
But, there are at least two differences :
__DIR__ only exists with PHP >= 5.3
which is why dirname(__FILE__) is more widely used
__DIR__ is evaluated at compile-time, while dirname(__FILE__) means a function-call and is evaluated at execution-time
so, __DIR__ is (or, should be) faste...
Coalesce function for PHP?
...es have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
9 Answers
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PHP script - detect whether running under linux or Windows?
I have a PHP script that may be placed on a windows system or a linux system. I need to run different commands in either case.
...
Preferred method to store PHP arrays (json_encode vs serialize)
...pp but the vast majority of the time I will be using the array directly in PHP.
20 Answers
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How to read if a checkbox is checked in PHP?
How to read if a checkbox is checked in PHP?
18 Answers
18
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How to make a PHP SOAP call using the SoapClient class
I'm used to writing PHP code, but do not often use Object-Oriented coding. I now need to interact with SOAP (as a client) and am not able to get the syntax right. I've got a WSDL file which allows me to properly set up a new connection using the SoapClient class. However, I'm unable to actually make...
urlencode vs rawurlencode?
...in which case you need urlencode).
rawurlencode follows RFC 1738 prior to PHP 5.3.0 and RFC 3986 afterwards (see http://us2.php.net/manual/en/function.rawurlencode.php)
Returns a string in which all non-alphanumeric characters except -_.~ have been replaced with a percent (%) sign followed by t...
How to properly add cross-site request forgery (CSRF) token using PHP
... just mixes it deterministically
Try this out:
Generating a CSRF Token
PHP 7
session_start();
if (empty($_SESSION['token'])) {
$_SESSION['token'] = bin2hex(random_bytes(32));
}
$token = $_SESSION['token'];
Sidenote: One of my employer's open source projects is an initiative to backport ra...
Get the client IP address using PHP [duplicate]
I want to get the client IP address who uses my website. I am using the PHP $_SERVER superglobal:
5 Answers
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