How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ?

What is the difference between == and === in PHP? What would be some useful examples? Additionally, how are these operators used in JavaScript? Are they related to PHP?

Get PHP to stop replacing ‘.’ characters in $_GET or $_POST arrays?

If I pass PHP variables with . in their names via $_GET PHP auto-replaces them with _ characters. For example: <?php echo "url is ".$_SERVER['REQUEST_URI']."

“; echo “x.y is “.$_GET[‘x.y’]….

PDF Editing in PHP? [closed]

Does anyone know of a good method for editing PDFs in PHP? Preferably open-source/zero-license cost methods. 🙂 I am thinking along the lines of opening a PDF file, replacing text in the PDF and then …