3v4l.org

run code in 300+ PHP versions simultaneously
<?php $simpsons = array(); $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 $simpsons; foreach ($simpsons as $index=>$onesimpson) { if ($onesimpson["parent"]==$parent) { echo "$onesimpson[name] is a child of ".$simpsons[$parent]["name"].".<br />\n"; get_children($index); } else echo "$onesimpson[name] is NOT a child of ".$simpsons[$parent]["name"].".<br />\n"; } } 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)
8.3.60.0140.00416.38
8.3.50.0090.00921.95
8.3.40.0140.00718.79
8.3.30.0080.01119.21
8.3.20.0000.00820.16
8.3.10.0040.00423.53
8.3.00.0060.00317.75
8.2.180.0090.00618.17
8.2.170.0110.00422.96
8.2.160.0140.00020.32
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0100.00326.16
8.2.120.0080.00022.25
8.2.110.0030.00622.17
8.2.100.0120.00017.91
8.2.90.0040.00419.21
8.2.80.0040.00418.00
8.2.70.0000.00817.63
8.2.60.0060.00318.05
8.2.50.0060.00318.07
8.2.40.0030.00518.22
8.2.30.0030.00518.20
8.2.20.0070.00017.63
8.2.10.0020.00518.13
8.2.00.0070.00417.80
8.1.280.0140.00025.92
8.1.270.0060.00323.95
8.1.260.0080.00026.35
8.1.250.0000.00928.09
8.1.240.0040.00423.96
8.1.230.0040.00819.00
8.1.220.0030.00517.75
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0080.00017.53
8.1.180.0040.00418.10
8.1.170.0040.00418.48
8.1.160.0030.00321.93
8.1.150.0000.00718.55
8.1.140.0050.00217.38
8.1.130.0000.00817.77
8.1.120.0000.00717.45
8.1.110.0040.00417.39
8.1.100.0000.00717.46
8.1.90.0030.00617.50
8.1.80.0000.00717.46
8.1.70.0040.00417.44
8.1.60.0000.00817.66
8.1.50.0040.00417.42
8.1.40.0000.00817.52
8.1.30.0000.00817.59
8.1.20.0000.00717.49
8.1.10.0040.00417.51
8.1.00.0000.00817.50
8.0.300.0070.00018.77
8.0.290.0080.00017.28
8.0.280.0080.00018.41
8.0.270.0040.00417.26
8.0.260.0000.00617.14
8.0.250.0000.00817.01
8.0.240.0030.00316.85
8.0.230.0030.00516.98
8.0.220.0030.00316.91
8.0.210.0000.00716.86
8.0.200.0030.00316.98
8.0.190.0030.00616.96
8.0.180.0070.00016.91
8.0.170.0060.00316.95
8.0.160.0000.00716.87
8.0.150.0050.00216.91
8.0.140.0030.00316.77
8.0.130.0050.00013.26
8.0.120.0000.00716.89
8.0.110.0040.00416.87
8.0.100.0070.00016.79
8.0.90.0040.00416.90
8.0.80.0070.00716.88
8.0.70.0060.00316.77
8.0.60.0040.00416.80
8.0.50.0040.00416.79
8.0.30.0090.01017.28
8.0.20.0100.01217.40
8.0.10.0040.00416.98
8.0.00.0080.00916.76
7.4.330.0040.00015.17
7.4.320.0000.00616.54
7.4.300.0000.00616.61
7.4.290.0000.00616.48
7.4.280.0040.00416.60
7.4.270.0030.00316.50
7.4.260.0020.00516.52
7.4.250.0050.00216.47
7.4.240.0040.00316.58
7.4.230.0000.00716.72
7.4.220.0110.00716.50
7.4.210.0090.00716.56
7.4.200.0080.00016.53
7.4.190.0050.00216.70
7.4.160.0060.01316.65
7.4.150.0090.01017.40
7.4.140.0080.01017.86
7.4.130.0100.00616.58
7.4.120.0110.00716.53
7.4.110.0120.01216.49
7.4.100.0100.01016.54
7.4.90.0030.01516.44
7.4.80.0030.01519.39
7.4.70.0090.00616.58
7.4.60.0140.00416.67
7.4.50.0040.00416.60
7.4.40.0130.00322.77
7.4.30.0060.01116.36
7.4.00.0070.00714.84
7.3.330.0030.00313.19
7.3.320.0050.00013.17
7.3.310.0070.00016.22
7.3.300.0040.00416.37
7.3.290.0060.00916.29
7.3.280.0080.01216.36
7.3.270.0110.00717.40
7.3.260.0140.00316.53
7.3.250.0040.01816.32
7.3.240.0110.00616.39
7.3.230.0110.00716.39
7.3.210.0080.00916.62
7.3.200.0080.00319.39
7.3.190.0110.00816.51
7.3.180.0070.01416.61
7.3.170.0120.00416.56
7.3.160.0000.01516.30
7.3.120.0060.00914.79
7.2.330.0120.00616.80
7.2.320.0120.00616.49
7.2.310.0040.01816.79
7.2.300.0100.00716.75
7.2.290.0110.00616.68
7.2.60.0100.00317.02
7.2.50.0240.00816.42
7.1.200.0040.01115.95
7.1.70.0000.00916.97
7.1.60.0060.01919.33
7.1.50.0090.00916.91
7.1.00.0030.07722.30
7.0.200.0120.00016.79
7.0.140.0000.07722.08
7.0.70.0070.03321.80
7.0.60.0000.04021.76
7.0.50.0000.03722.08
7.0.40.0070.03720.10
7.0.30.0070.03720.17
7.0.20.0030.04320.16
7.0.10.0070.07019.94
7.0.00.0030.04020.04
5.6.280.0070.07321.14
5.6.220.0070.03720.61
5.6.210.0000.04320.68
5.6.200.0030.04721.07
5.6.190.0000.04321.02
5.6.180.0000.04021.02
5.6.170.0030.03721.17
5.6.160.0000.03721.04
5.6.150.0000.04021.07
5.6.140.0000.04721.03
5.6.130.0000.04721.05
5.6.120.0030.05020.91
5.6.110.0030.04020.91
5.6.100.0030.04021.05
5.6.90.0000.03720.90
5.6.80.0030.03720.48
5.6.70.0030.03320.55
5.6.60.0000.04020.38
5.6.50.0000.04020.33
5.6.40.0000.03320.45
5.6.30.0000.04320.48
5.6.20.0030.04320.27
5.6.10.0070.06020.36
5.6.00.0030.06320.43
5.5.360.0000.04720.41
5.5.350.0030.04020.45
5.5.340.0070.07720.85
5.5.330.0030.08020.91
5.5.320.0070.03720.76
5.5.310.0030.06720.64
5.5.300.0030.04320.90
5.5.290.0000.05720.86
5.5.280.0000.03720.75
5.5.270.0070.05020.80
5.5.260.0100.03320.75
5.5.250.0000.04320.71
5.5.240.0030.03720.29
5.5.230.0030.05020.32
5.5.220.0000.04020.09
5.5.210.0070.03320.28
5.5.200.0100.03020.00
5.5.190.0070.03320.23
5.5.180.0030.03720.22
5.5.160.0030.06720.11
5.5.150.0030.08020.23
5.5.140.0030.07320.24
5.5.130.0000.08320.25
5.5.120.0070.07720.07
5.5.110.0030.08320.15
5.5.100.0070.07020.05
5.5.90.0070.07019.96
5.5.80.0030.08019.99
5.5.70.0030.06020.12
5.5.60.0070.08020.05
5.5.50.0100.06020.07
5.5.40.0030.07019.93
5.5.30.0070.05720.13
5.5.20.0030.07020.16
5.5.10.0100.07720.00
5.5.00.0030.07320.04
5.4.450.0030.03319.56
5.4.440.0030.03719.35
5.4.430.0000.04019.46
5.4.420.0030.03719.44
5.4.410.0100.03019.42
5.4.400.0000.03719.09
5.4.390.0000.04018.85
5.4.380.0070.02718.88
5.4.370.0030.03018.91
5.4.360.0030.03719.04
5.4.350.0070.05019.13
5.4.340.0000.03719.04
5.4.320.0100.07018.88
5.4.310.0000.07719.12
5.4.300.0000.05319.20
5.4.290.0030.04719.12
5.4.280.0100.05018.90
5.4.270.0030.07719.04
5.4.260.0070.07019.05
5.4.250.0070.05019.02
5.4.240.0100.05719.02
5.4.230.0030.07719.22
5.4.220.0030.07319.13
5.4.210.0000.07319.20
5.4.200.0030.06319.13
5.4.190.0030.06019.13
5.4.180.0070.03319.02
5.4.170.0030.05318.99
5.4.160.0000.07019.16
5.4.150.0030.08018.83
5.4.140.0030.07016.33
5.4.130.0070.07016.43
5.4.120.0000.05316.44
5.4.110.0000.07716.39
5.4.100.0070.07016.47
5.4.90.0000.07716.43
5.4.80.0030.07716.37
5.4.70.0000.05716.45
5.4.60.0030.06016.32
5.4.50.0030.07716.24
5.4.40.0070.06716.46
5.4.30.0000.07716.45
5.4.20.0070.06716.44
5.4.10.0070.04316.44
5.4.00.0030.04715.77
5.3.290.0070.07714.73
5.3.280.0000.07314.65
5.3.270.0070.07014.57
5.3.260.0100.06714.62
5.3.250.0100.03014.57
5.3.240.0030.07714.66
5.3.230.0030.07014.64
5.3.220.0030.06314.68
5.3.210.0030.04014.53
5.3.200.0030.07714.68
5.3.190.0100.07014.48
5.3.180.0070.06714.65
5.3.170.0070.07314.65
5.3.160.0070.07014.59
5.3.150.0030.06714.51
5.3.140.0030.07714.50
5.3.130.0070.04314.64
5.3.120.0030.07014.63
5.3.110.0070.05714.52
5.3.100.0030.06714.03
5.3.90.0030.05314.05
5.3.80.0030.06314.04
5.3.70.0030.07713.92
5.3.60.0030.07013.93
5.3.50.0030.07314.01
5.3.40.0030.07314.02
5.3.30.0070.06313.94
5.3.20.0000.08013.58
5.3.10.0030.04713.55
5.3.00.0000.07713.76
5.2.170.0070.03312.18
5.2.160.0000.06312.18
5.2.150.0070.06312.18
5.2.140.0030.04012.18
5.2.130.0000.06312.18
5.2.120.0030.06012.18
5.2.110.0000.06012.18
5.2.100.0030.04712.18
5.2.90.0000.05312.18
5.2.80.0000.06012.18
5.2.70.0030.05312.18
5.2.60.0030.06312.18
5.2.50.0000.06312.18
5.2.40.0070.05712.18
5.2.30.0030.05712.18
5.2.20.0000.05012.18
5.2.10.0070.05312.18
5.2.00.0000.06312.18
5.1.60.0000.06012.18
5.1.50.0070.04712.18
5.1.40.0000.04312.18
5.1.30.0070.05012.18
5.1.20.0030.05712.18
5.1.10.0000.05312.18
5.1.00.0030.05012.18
5.0.50.0100.02312.18
5.0.40.0000.04712.18
5.0.30.0000.05012.18
5.0.20.0030.04312.18
5.0.10.0000.04312.18
5.0.00.0000.05712.18
4.4.90.0000.01712.18
4.4.80.0000.02712.18
4.4.70.0000.03712.18
4.4.60.0030.03012.18
4.4.50.0030.03712.18
4.4.40.0070.04712.18
4.4.30.0030.03012.18
4.4.20.0000.03312.18
4.4.10.0070.02012.18
4.4.00.0000.05012.18
4.3.110.0000.03712.18
4.3.100.0030.02012.18
4.3.90.0070.02312.18
4.3.80.0000.05312.18
4.3.70.0000.03712.18
4.3.60.0000.03712.18
4.3.50.0030.03012.18
4.3.40.0000.05312.18
4.3.30.0070.02712.18
4.3.20.0030.03712.18
4.3.10.0000.02712.18
4.3.00.0000.03712.18

preferences:
38.17 ms | 401 KiB | 5 Q