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run code in 300+ PHP versions simultaneously
<?php $data = "VMIACadmin0"; echo "\n\n\n"; echo (gzcompress($data,strlen($data)));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught ValueError: gzcompress(): Argument #2 ($level) must be between -1 and 9 in /in/PHa62:5 Stack trace: #0 /in/PHa62(5): gzcompress('VMIACadmin0', 11) #1 {main} thrown in /in/PHa62 on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.31, 7.1.0 - 7.1.21, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: gzcompress(): compression level (11) must be within -1..9 in /in/PHa62 on line 5

preferences:
166.29 ms | 402 KiB | 200 Q