$_GET
(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)
$_GET — HTTP GET variables
Description
An associative array of variables passed to the current script
via the URL parameters (aka. query string). Note that the array is not only
populated for GET requests, but rather for all requests with a query string.
Examples
Example #1 $_GET example
<?php
echo 'Hello ' . htmlspecialchars($_GET["name"]) . '!';
?>
Assuming the user entered http://example.com/?name=Hannes
The above example will output
something similar to:
Notes
Note:
This is a 'superglobal', or
automatic global, variable. This simply means that it is available in
all scopes throughout a script. There is no need to do
global $variable; to access it within functions or methods.
Note:
The GET variables are passed through urldecode().