<?php
$telefone = '(41) 4141-4141';
echo preg_match('0-9', $telefone);
- Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/vE9RQ on line 5
- Output for 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, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27
- Warning: preg_match(): Delimiter must not be alphanumeric or backslash in /in/vE9RQ on line 5
- Output for 4.3.0 - 4.3.10
- Warning: Delimiter must not be alphanumeric or backslash in /in/vE9RQ on line 5
preferences:
226.9 ms | 401 KiB | 311 Q