3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $text = "PHP [gallery-1]. [gallery-2]"; if (preg_match_all("/\b[gallery-\b/i", $text, $matches, PREG_OFFSET_CAPTURE)) { print_r($matches); $position = $matches[0][0][1]; } else { echo "A match was not found."; }
Output for 4.4.0 - 4.4.9, 5.0.5 - 7.1.0
Warning: preg_match_all(): Compilation failed: range out of order in character class at offset 12 in /in/OnZLi on line 5 A match was not found.
Output for 4.3.11, 5.0.0 - 5.0.4
Warning: preg_match_all(): Compilation failed: missing terminating ] for character class at offset 13 in /in/OnZLi on line 5 A match was not found.
Output for 4.3.3 - 4.3.10
Warning: Compilation failed: missing terminating ] for character class at offset 13 in /in/OnZLi on line 5 A match was not found.
Output for 4.3.0 - 4.3.2
Warning: Wrong value for parameter 4 in call to preg_match_all() in /in/OnZLi on line 5 A match was not found.