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<?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 git.master, git.master_jit, rfc.property-hooks
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.

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