Follow along with the video below to see how to install our site as a web app on your home screen.
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<?php
$name = 190;
$name = 'upload' . $name;
$$name = 10;
echo $upload190 . '<br>'; // Gibt 10 aus
echo $$name; // Gibt 10 aus
?>
$uploaddatum = 'upload'.$_GET["pic"];
Variable names follow the same rules as other labels in PHP. A valid variable name starts with a letter or underscore, followed by any number of letters, numbers, or underscores. As a regular expression, it would be expressed thus: '[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*'