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run code in 300+ PHP versions simultaneously
<?php function replace_callback($matches){ return $matches[1]; } $str = "abc{123}def{456}ghi{789}jkl"; $result = preg_replace_callback('/\{.*?\}/', 'replace_callback', $str); print_r($result);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined array key 1 in /in/mmH8m on line 5 Warning: Undefined array key 1 in /in/mmH8m on line 5 Warning: Undefined array key 1 in /in/mmH8m on line 5 abcdefghijkl
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined offset: 1 in /in/mmH8m on line 5 Notice: Undefined offset: 1 in /in/mmH8m on line 5 Notice: Undefined offset: 1 in /in/mmH8m on line 5 abcdefghijkl
Output for 7.3.32 - 7.3.33
abcdefghijkl
Output for 4.3.0 - 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
Notice: Undefined offset: 1 in /in/mmH8m on line 5 Notice: Undefined offset: 1 in /in/mmH8m on line 5 Notice: Undefined offset: 1 in /in/mmH8m on line 5 abcdefghijkl
preferences:
270.65 ms | 402 KiB | 424 Q