3v4l.org

run code in 300+ PHP versions simultaneously
<?php $simpsons[0] = array("name"=>"Abe","parent"=>-1); $simpsons[1] = array("name"=>"Homer","parent"=>0); // Homer's parent is Abe $simpsons[2] = array("name"=>"Bart","parent"=>1); // Bart's parent is Homer $simpsons[3] = array("name"=>"Lisa","parent"=>1); // Lisa's parent is Homer $simpsons[4] = array("name"=>"Maggie","parent"=>1); // Maggie's parent is Homer function get_children($parent) { global $simpsons; for ($simpsons as $index=>$onesimpson) { if ($onesimpson["parent"]==$parent) { echo "$onesimpson[name] is a child of ".$simpsons[$parent]["name"].".<br />\n"; echo $index; get_children($index); echo $index; } } } get_children(0); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.180.0100.03812.39
5.4.170.0290.09612.39
5.4.160.0150.04712.39
5.4.150.0140.04812.38
5.4.140.0160.04112.07
5.4.130.0110.04812.05
5.4.120.0130.04312.02
5.4.110.0180.04112.02
5.4.100.0180.07212.02
5.4.90.0160.04612.02
5.4.80.0160.04112.02
5.4.70.0110.04612.01
5.4.60.0150.04212.01
5.4.50.0170.04012.01
5.4.40.0260.09412.00
5.4.30.0150.04311.99
5.4.20.0190.04111.98
5.4.10.0150.04212.00
5.4.00.0260.06011.48
5.3.270.0180.04712.73
5.3.260.0200.04612.72
5.3.250.0150.04612.72
5.3.240.0160.04412.71
5.3.230.0340.08712.71
5.3.220.0210.03812.68
5.3.210.0150.04412.68
5.3.200.0180.04112.68
5.3.190.0180.04412.68
5.3.180.0220.03712.67
5.3.170.0180.04112.67
5.3.160.0150.04512.67
5.3.150.0250.06412.68
5.3.140.0150.04412.66
5.3.130.0300.05912.66
5.3.120.0120.04712.66
5.3.110.0170.04312.66
5.3.100.0120.04712.12
5.3.90.0150.04212.10
5.3.80.0160.04212.07
5.3.70.0270.06212.08
5.3.60.0140.04412.07
5.3.50.0140.04512.01
5.3.40.0120.04612.01
5.3.30.0120.04411.98
5.3.20.0110.04711.76
5.3.10.0100.04511.72
5.3.00.0160.03911.70

preferences:
140.89 ms | 1394 KiB | 7 Q