3v4l.org

run code in 300+ PHP versions simultaneously
<?php $min = 8; $end = 550; $step = 100; for($i=0; $i<$end; $i=$i+$step){ $firstNum = max($min,$i); $lastNum = $i + 1 + $step; echo $firstNum.' - '.$lastNum; echo "\n"; }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
8 - 101 100 - 201 200 - 301 300 - 401 400 - 501 500 - 601
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 8 - 101 100 - 201 200 - 301 300 - 401 400 - 501 500 - 601
preferences:
219.42 ms | 402 KiB | 287 Q