3v4l.org

run code in 300+ PHP versions simultaneously
<?php $temp = " hello th*ere-----------how are you--au!@&*--"; //$temp = strtolower($temp); //$temp = preg_replace('/\s+/',' ', $temp); $temp = preg_replace('/\s+/', '-', $temp); $temp = preg_replace('/[\-]+[^\w-]/', '', $temp); //$temp = trim($temp); //$temp = preg_replace('/\s+/', '-', $temp); echo($temp);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
-hello-th*ere-----------how-are-you--au!@&*--

preferences:
236.67 ms | 406 KiB | 311 Q