3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1,2,3,4,5,6,7,8,9,10,'a','b','c','d','e','f','g','h','i','j'); $n=10; $tmp0 = $arr[0]; $tmp1 = $arr[$n]; for($i=0,$j=$n;$i<19;$i++,$j++){ printIt($arr); echo("\n"); $arr[$i]=$tmp0; $i++; $tmp0=$arr[$i]; $arr[$i]=$tmp1; $tmp1=$arr[$j+1]; } printIt($arr); function printIt($arr){ for($i=0;$i<count($arr);$i++){ echo($arr[$i]." "); } } ?>
Output for git.master, git.master_jit, rfc.property-hooks
1 2 3 4 5 6 7 8 9 10 a b c d e f g h i j 1 a 3 4 5 6 7 8 9 10 a b c d e f g h i j 1 a 2 b 5 6 7 8 9 10 a b c d e f g h i j 1 a 2 b 4 c 7 8 9 10 a b c d e f g h i j 1 a 2 b 4 c 6 d 9 10 a b c d e f g h i j 1 a 2 b 4 c 6 d 8 e a b c d e f g h i j 1 a 2 b 4 c 6 d 8 e 10 f c d e f g h i j 1 a 2 b 4 c 6 d 8 e 10 f b g e f g h i j 1 a 2 b 4 c 6 d 8 e 10 f b g d h g h i j 1 a 2 b 4 c 6 d 8 e 10 f b g d h f i i j Warning: Undefined array key 20 in /in/BJhTe on line 16 1 a 2 b 4 c 6 d 8 e 10 f b g d h f i h j

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page


preferences:
39.6 ms | 402 KiB | 8 Q