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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 4.3.3 - 7.1.0
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/8PQm3 on line 5 A match was not found.