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run code in 150+ php & hhvm versions
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<?php $text = "PHP [gallery-1]. [gallery-2]"; if (preg_match_all("/\bgallery-\b/i", $text, $matches, PREG_OFFSET_CAPTURE)) { print_r($matches); foreach($match as $matches) { print_r($match); } // $position = $matches[0][0][1]; } else { echo "A match was not found."; }
Output for 5.1.0 - 5.6.28, 7.0.0 - 7.1.0
Array ( [0] => Array ( [0] => Array ( [0] => gallery- [1] => 5 ) [1] => Array ( [0] => gallery- [1] => 18 ) ) ) Notice: Undefined variable: match in /in/D7SD0 on line 8 Warning: Invalid argument supplied for foreach() in /in/D7SD0 on line 8
Output for hhvm-3.10.0 - 3.12.0
Array ( [0] => Array ( [0] => Array ( [0] => gallery- [1] => 5 ) [1] => Array ( [0] => gallery- [1] => 18 ) ) ) Notice: Undefined variable: match in /in/D7SD0 on line 11 Warning: Invalid argument supplied for foreach() in /in/D7SD0 on line 11
Output for 4.3.3 - 4.3.10, 4.4.0 - 5.0.5
Array ( [0] => Array ( [0] => Array ( [0] => gallery- [1] => 5 ) [1] => Array ( [0] => gallery- [1] => 18 ) ) ) Warning: Invalid argument supplied for foreach() in /in/D7SD0 on line 8
Output for 4.3.11
Array ( [0] => Array ( [0] => Array ( [0] => gallery- [1] => 5 ) [1] => Array ( [0] => gallery- [1] => 18 ) ) )
Output for 4.3.0 - 4.3.2
Warning: Wrong value for parameter 4 in call to preg_match_all() in /in/D7SD0 on line 5 A match was not found.