3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = [0,1,2,3,4,5,6]; $count = count($a); for($i=0;$i<$count;$i++){ echo 's ' . $i.' ' .$a[$i] .PHP_EOL; if ($a[$i]==3) { unset($a[$i]); $count--; $i--; $a=array_merge($a); } echo 'e ' . $i.' ' .$a[$i] .PHP_EOL; }
based on bNtk6
Output for 5.4.0 - 7.1.0
s 0 0 e 0 0 s 1 1 e 1 1 s 2 2 e 2 2 s 3 3 e 2 2 s 3 4 e 3 4 s 4 5 e 4 5 s 5 6 e 5 6
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/OI6LR on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/OI6LR on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OI6LR on line 2
Process exited with code 255.