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run code in 300+ PHP versions simultaneously
<?php $scandir = "home:///Pierpaolo/file.txt"; $scandir = preg_replace("/\/$/", "", $scandir); $scandir = preg_replace("/\/\.\.\/?/", "/", $scandir); $scandir = preg_replace("/\/$/", "", $scandir); echo $scandir; /* if ( (preg_match("/^([A-z0-9\-_]+)?\:\/\/?(.*)/", $scandir, $matches)) !== false ) { if ( sizeof($matches) === 3 ) { $protocol = "{$matches[1]}://"; $dirname = $matches[2]; } } echo $protocol." - ".$dirname ;*/
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
home:///Pierpaolo/file.txt

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250.18 ms | 404 KiB | 288 Q