3v4l.org

run code in 300+ PHP versions simultaneously
<?php function link2code($link) { $arr = array('http:/', 'https:', 'ftp://', 'ftps:/'); If(in_array(substr($link,0,6), $arr)){ return "<a href=\"$link\">$link</a>"; } else { echo('Please provide whole link with protocol part, for example: http://myawesomewebsite.com'); } } echo link2code("https://127.0.0.1");
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.13
<a href="https://127.0.0.1">https://127.0.0.1</a>
preferences:
156.33 ms | 409 KiB | 5 Q