3v4l.org

run code in 300+ PHP versions simultaneously
<?php $username = "test"; $password = ""; $authString = $username . " " . md5($password); $file = "test d41d8cd98f00b204e9800998ecf8427e"; echo $authString; if (strpos($file, $authString) !== FALSE ){ echo "LOGIN SUCCESS"; } else { echo 'INCORRECT CREDENTIALS. TRY AGAIN'; }

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