3v4l.org

run code in 500+ PHP versions simultaneously
<?php $address = 'AT POST :- SARIGAM, (BHANDARI STREET) PIN : 396155 STATE: GUJARAT VALSAD GUJARAT 396155 India'; echo preg_replace('/([^A-Za-z0-9\s])/', '\\\\$1', $address);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
AT POST \:\- SARIGAM\, \(BHANDARI STREET\) PIN \: 396155 STATE\: GUJARAT VALSAD GUJARAT 396155 India

preferences:
95.98 ms | 1720 KiB | 4 Q