3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $a[] = 1; $a[] = 2; $a[] = 3; echo substr(233, 1. 1);
Output for 5.4.0 - 5.4.19
Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/6KpWj on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_LNUMBER in /in/6KpWj on line 6
Process exited with code 255.
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177.9 ms | 1395 KiB | 55 Q