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run code in 300+ PHP versions simultaneously
<?php preg_match('/\B@([\w-\.]+)\b/', 'foo');
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Warning: preg_match(): Compilation failed: invalid range in character class at offset 7 in /in/mJLK0 on line 3
Output for 7.2.0 - 7.2.33
preferences:
87.46 ms | 407 KiB | 5 Q