$page = isset($_GET['page']) ? $_GET['page'] : '1' // setting the default value to '1' or in php 7 the more shortcut way is $page = $_GET['page'] ?? '1';
Preview:
downloadDownload PNG
downloadDownload JPEG
downloadDownload SVG
Tip: You can change the style, width & colours of the snippet with the inspect tool before clicking Download!
Click to optimize width for Twitter