<?php
function isPhoneNumber($number) {
return (bool) preg_match("/^\+[0-9]{2}\.[0-9]{10}$/", $number);
}
var_dump(isPhoneNumber("+44.1202535689"));
var_dump(isPhoneNumber("aaa+44.1202535689aa"));
var_dump(isPhoneNumber("foo"));
- 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- bool(true)
bool(false)
bool(false)
preferences:
245.76 ms | 406 KiB | 386 Q