3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $keyProp, $valProp; public static $staticValProp; } class Test2 { public static $staticKeyProp; } $array = [1, 2, 3]; $a = []; foreach ($array as $a[0] => $a[1]) { echo "$a[0] => $a[1],"; } echo "\n"; $i = 0; $a = []; foreach ($array as $a[] => $a[]) { echo $a[$i+1], " => ", $a[$i], ","; $i += 2; } echo "\n"; $obj = new Test; foreach ($array as $obj->keyProp => $obj->valProp) { echo "$obj->keyProp => $obj->valProp,"; } echo "\n"; foreach ($array as Test2::$staticKeyProp => Test::$staticValProp) { echo Test2::$staticKeyProp, " => ", Test::$staticValProp, ","; } echo "\n";

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)
8.3.60.0140.00318.43
8.3.50.0100.01121.98
8.3.40.0040.01118.79
8.3.30.0110.00419.27
8.3.20.0050.00320.24
8.3.10.0060.00323.70
8.3.00.0030.00519.21
8.2.180.0070.01116.48
8.2.170.0070.00722.96
8.2.160.0070.00722.30
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00221.18
8.2.110.0030.00620.48
8.2.100.0120.00017.91
8.2.90.0060.00317.63
8.2.80.0000.00918.82
8.2.70.0030.00617.91
8.2.60.0040.00418.22
8.2.50.0120.00018.10
8.2.40.0030.00619.34
8.2.30.0040.00419.21
8.2.20.0040.00417.65
8.2.10.0040.00418.13
8.2.00.0040.00417.72
8.1.280.0070.00725.92
8.1.270.0100.00619.00
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0030.01323.86
8.1.230.0110.00019.50
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0070.00317.23
8.1.190.0000.00817.35
8.1.180.0040.00419.10
8.1.170.0030.00518.49
8.1.160.0040.00419.05
8.1.150.0000.00718.82
8.1.140.0000.00717.44
8.1.130.0030.00317.86
8.1.120.0020.00517.51
8.1.110.0000.00817.50
8.1.100.0000.00717.43
8.1.90.0000.00717.39
8.1.80.0030.00517.43
8.1.70.0040.00417.48
8.1.60.0040.00417.61
8.1.50.0040.00417.42
8.1.40.0050.00317.59
8.1.30.0080.00017.72
8.1.20.0040.00417.68
8.1.10.0000.00817.61
8.1.00.0080.00017.43
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0030.00318.38
8.0.270.0030.00317.24
8.0.260.0040.00417.24
8.0.250.0000.00716.94
8.0.240.0030.00316.96
8.0.230.0030.00316.98
8.0.220.0030.00316.90
8.0.210.0070.00016.94
8.0.200.0000.00616.89
8.0.190.0090.00016.95
8.0.180.0040.00416.97
8.0.170.0040.00416.96
8.0.160.0040.00416.83
8.0.150.0080.00016.86
8.0.140.0000.00716.89
8.0.130.0070.00013.21
8.0.120.0070.00316.89
8.0.110.0040.00416.82
8.0.100.0000.00716.72
8.0.90.0000.00716.74
8.0.80.0140.00716.89
8.0.70.0040.00416.84
8.0.60.0040.00416.87
8.0.50.0000.00716.79
8.0.30.0100.01417.08
8.0.20.0150.00917.40
8.0.10.0040.00417.00
8.0.00.0130.00716.94
7.4.330.0050.00015.06
7.4.320.0020.00516.55
7.4.300.0000.00616.54
7.4.290.0000.00716.43
7.4.280.0040.00416.63
7.4.270.0000.00716.56
7.4.260.0110.00016.46
7.4.250.0080.00016.55
7.4.240.0040.00416.46
7.4.230.0030.00316.66
7.4.220.0120.00616.64
7.4.210.0040.01116.56
7.4.200.0030.00316.33
7.4.160.0040.01116.60
7.4.150.0180.00617.40
7.4.140.0100.00817.86
7.4.130.0070.01016.42
7.4.120.0120.00516.69
7.4.110.0150.00316.49
7.4.100.0070.01016.65
7.4.90.0120.00616.32
7.4.80.0180.00919.39
7.4.70.0080.00816.45
7.4.60.0040.01216.39
7.4.50.0000.00816.36
7.4.40.0150.00316.79
7.4.30.0090.00916.57
7.4.00.0040.00814.84
7.3.330.0020.00213.22
7.3.320.0030.00313.23
7.3.310.0060.00316.39
7.3.300.0000.00716.40
7.3.290.0050.00916.36
7.3.280.0040.01116.39
7.3.270.0110.00817.40
7.3.260.0040.01516.44
7.3.250.0060.01116.59
7.3.240.0120.00916.43
7.3.230.0070.01016.41
7.3.210.0110.00616.55
7.3.200.0040.01319.39
7.3.190.0160.00616.46
7.3.180.0130.00616.67
7.3.170.0130.00616.74
7.3.160.0000.01716.55
7.2.330.0070.01116.76
7.2.320.0080.00816.88
7.2.310.0070.01116.80
7.2.300.0100.00716.55
7.2.290.0060.01316.82
7.2.60.0030.00616.78
7.2.00.0110.00819.53
7.1.200.0040.00415.62
7.1.100.0040.01116.39
7.1.70.0000.00717.21
7.1.60.0110.01419.22
7.1.50.0080.00316.69
7.1.00.0030.07722.32
7.0.200.0030.00616.77
7.0.140.0000.03722.09
7.0.60.0070.05319.95
7.0.50.0030.08317.90
7.0.40.0030.04320.13
7.0.30.0300.06720.20
7.0.20.0200.04720.19
7.0.10.0170.08020.16
7.0.00.0070.06020.22
5.6.280.0030.07321.13
5.6.210.0000.06720.62
5.6.200.0000.04318.28
5.6.190.0130.07720.57
5.6.180.0400.06720.41
5.6.170.0330.03320.46
5.6.160.0070.04020.50
5.6.150.0170.06018.14
5.6.140.0170.04718.23
5.6.130.0130.05718.18
5.6.120.0030.07021.11
5.6.110.0100.08021.15
5.6.100.0070.05721.12
5.6.90.0100.05021.13
5.6.80.0070.03320.36
5.5.350.0230.07720.46
5.5.340.0000.04718.01
5.5.330.0100.07720.42
5.5.320.0330.07320.27
5.5.310.0270.07720.38
5.5.300.0130.07017.98
5.5.290.0070.07017.95
5.5.280.0100.04320.78
5.5.270.0100.04320.80
5.5.260.0130.08320.88
5.5.250.0070.03720.60
5.5.240.0070.06020.27
5.4.450.0870.05719.48
5.4.440.0670.06719.31
5.4.430.0700.05019.59
5.4.420.0800.05719.28
5.4.410.0800.06019.45
5.4.400.0830.06019.13
5.4.390.0670.05318.96
5.4.380.0130.08018.70
5.4.370.0130.05718.60
5.4.360.0230.05018.72
5.4.350.0200.06018.70
5.4.340.0300.06318.68
5.4.320.0030.06718.64
5.4.310.0070.07018.57
5.4.300.0200.04718.69
5.4.290.0170.05018.68
5.4.280.0170.05718.57
5.4.270.0370.04718.60
5.4.260.0100.05718.72
5.4.250.0300.04718.79
5.4.240.0270.07018.53
5.4.230.0300.06318.59
5.4.220.0170.05718.66
5.4.210.0270.05318.73
5.4.200.0200.05716.57
5.4.190.0170.06318.49
5.4.180.0170.06718.67
5.4.170.0170.07718.71
5.4.160.0230.06018.75
5.4.150.0270.05318.64
5.4.140.0130.05316.45
5.4.130.0200.04316.46
5.4.120.0100.05716.28
5.4.110.0130.05316.28
5.4.100.0070.06316.28
5.4.90.0300.04016.17
5.4.80.0130.05016.23
5.4.70.0230.04316.32
5.4.60.0230.04316.29
5.4.50.0170.05016.27
5.4.40.0270.04716.19
5.4.30.0170.04716.17
5.4.20.0270.07016.34
5.4.10.0170.06716.14
5.4.00.0100.07315.75
5.3.290.0230.06714.72
5.3.280.0070.06014.80
5.3.270.0200.07014.77
5.3.260.0100.06014.71
5.3.250.0170.05014.81
5.3.240.0100.06014.80
5.3.230.0130.06714.61
5.3.220.0300.05714.67
5.3.210.0130.06014.67
5.3.200.0200.05314.60
5.3.190.0300.06314.59
5.3.180.0200.05014.66
5.3.170.0070.06714.54
5.3.160.0230.05714.57
5.3.150.0200.06714.69
5.3.140.0030.06314.57
5.3.130.0200.07714.53
5.3.120.0170.07314.68
5.3.110.0100.06014.73
5.3.100.0170.04714.02
5.3.90.0170.05014.18
5.3.80.0230.04314.00
5.3.70.0070.05714.13
5.3.60.0270.04014.02
5.3.50.0070.05713.98
5.3.40.0100.05313.95
5.3.30.0200.04313.95
5.3.20.0170.04713.76
5.3.10.0200.04013.70
5.3.00.0100.05713.68
5.2.170.0170.03711.13
5.2.160.0100.04711.27
5.2.150.0070.04711.13
5.2.140.0070.05011.17
5.2.130.0070.05011.17
5.2.120.0070.04311.09
5.2.110.0130.03711.17
5.2.100.0230.04711.14
5.2.90.0170.03711.12
5.2.80.0270.04011.22
5.2.70.0200.05311.16
5.2.60.0200.03311.06
5.2.50.0130.04311.03
5.2.40.0200.04311.08
5.2.30.0200.05010.95
5.2.20.0230.03311.02
5.2.10.0170.04010.90
5.2.00.0170.03710.82
5.1.60.0130.03310.21
5.1.50.0200.03010.03
5.1.40.0070.03710.17
5.1.30.0100.04010.38
5.1.20.0170.03310.33
5.1.10.0130.03310.19
5.1.00.0070.04010.14
5.0.50.0100.0378.58
5.0.40.0100.0238.45
5.0.30.0170.0508.21
5.0.20.0070.0278.32
5.0.10.0000.0338.37
5.0.00.0070.0408.29
4.4.90.0100.0176.45
4.4.80.0030.0236.45
4.4.70.0070.0206.45
4.4.60.0000.0276.45
4.4.50.0070.0236.45
4.4.40.0070.0376.45
4.4.30.0000.0276.45
4.4.20.0000.0276.45
4.4.10.0000.0276.45
4.4.00.0100.0306.45
4.3.110.0100.0176.45
4.3.100.0000.0276.45
4.3.90.0070.0206.45
4.3.80.0000.0406.45
4.3.70.0070.0206.45
4.3.60.0030.0236.45
4.3.50.0070.0276.45
4.3.40.0100.0306.45
4.3.30.0070.0206.45
4.3.20.0000.0276.45
4.3.10.0070.0206.45
4.3.00.0070.0207.61

preferences:
41.07 ms | 401 KiB | 5 Q