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run code in 500+ PHP versions simultaneously
<?php $a = 'aaa'; echo ++$a; $a = 'aaa!'; echo ++$a;
Output for 8.1.34, 8.2.0 - 8.2.34
aabaaa!
Output for 8.3.5 - 8.3.35, 8.4.1 - 8.4.26
aab Deprecated: Increment on non-alphanumeric string is deprecated in /in/hj3ac on line 8 aaa!
Output for 8.5.0 - 8.5.11
Deprecated: Increment on non-numeric string is deprecated, use str_increment() instead in /in/hj3ac on line 4 aab Deprecated: Increment on non-numeric string is deprecated, use str_increment() instead in /in/hj3ac on line 8 aaa!
preferences:
34.98 ms | 1158 KiB | 11 Q