3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { function __construct($b) { var_dump($b); } } class b { function __construct() { var_dump($GLOBALS['a']); } } $a = new a(new b);

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)
8.3.60.0070.01018.24
8.3.50.0120.00322.11
8.3.40.0070.01018.71
8.3.30.0080.00618.96
8.3.20.0040.00420.17
8.3.10.0080.00021.72
8.3.00.0000.00822.45
8.2.180.0090.00916.73
8.2.170.0140.00722.96
8.2.160.0130.00318.96
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00419.23
8.2.110.0070.00322.20
8.2.100.0040.00719.13
8.2.90.0050.00319.22
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0030.00618.22
8.2.30.0040.00417.93
8.2.20.0080.00017.52
8.2.10.0040.00417.68
8.2.00.0070.00017.66
8.1.280.0070.01425.92
8.1.270.0030.00622.20
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0100.00723.97
8.1.230.0080.00318.84
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0040.00417.41
8.1.180.0030.00718.10
8.1.170.0000.00818.46
8.1.160.0040.00422.00
8.1.150.0040.00418.50
8.1.140.0050.00217.50
8.1.130.0000.00717.87
8.1.120.0000.00717.45
8.1.110.0000.00817.34
8.1.100.0000.00817.46
8.1.90.0070.00017.45
8.1.80.0040.00417.50
8.1.70.0040.00417.43
8.1.60.0080.00617.55
8.1.50.0070.00017.43
8.1.40.0030.00517.46
8.1.30.0050.00317.62
8.1.20.0040.00417.62
8.1.10.0000.00717.40
8.1.00.0000.00817.32
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0030.00318.43
8.0.270.0000.00717.25
8.0.260.0030.00316.73
8.0.250.0000.00616.95
8.0.240.0070.00016.89
8.0.230.0030.00316.99
8.0.220.0070.00016.93
8.0.210.0030.00316.91
8.0.200.0060.00016.89
8.0.190.0000.00816.90
8.0.180.0040.00416.98
8.0.170.0060.00316.99
8.0.160.0020.00516.92
8.0.150.0000.00716.96
8.0.140.0040.00416.73
8.0.130.0080.00013.37
8.0.120.0040.00416.89
8.0.110.0000.00816.93
8.0.100.0000.00716.93
8.0.90.0030.00516.84
8.0.80.0080.00816.97
8.0.70.0000.00716.92
8.0.60.0030.00316.82
8.0.50.0000.00716.85
8.0.30.0100.00716.96
8.0.20.0110.00817.40
8.0.10.0040.00416.95
8.0.00.0110.00816.78
7.4.330.0020.00215.12
7.4.320.0040.00416.42
7.4.300.0060.00016.64
7.4.290.0000.00716.59
7.4.280.0000.00716.57
7.4.270.0000.00716.42
7.4.260.0070.00016.52
7.4.250.0080.00016.51
7.4.240.0000.00716.63
7.4.230.0000.00816.61
7.4.220.0110.00716.52
7.4.210.0060.01116.52
7.4.200.0000.00716.34
7.4.190.0000.00716.45
7.4.160.0040.01416.45
7.4.150.0060.01017.40
7.4.140.0140.00717.86
7.4.130.0060.01116.50
7.4.120.0130.00716.46
7.4.110.0140.00716.58
7.4.100.0110.01116.52
7.4.90.0070.01116.60
7.4.80.0120.00619.39
7.4.70.0110.00916.45
7.4.60.0100.00616.59
7.4.50.0060.00016.53
7.4.40.0070.00322.77
7.4.30.0080.00816.60
7.4.00.0070.00715.23
7.3.330.0000.00613.32
7.3.320.0000.00613.37
7.3.310.0040.00416.39
7.3.300.0000.00616.38
7.3.290.0090.00716.30
7.3.280.0100.00716.38
7.3.270.0060.01117.40
7.3.260.0090.01216.36
7.3.250.0100.00816.40
7.3.240.0060.01016.37
7.3.230.0070.01616.45
7.3.210.0090.00616.63
7.3.200.0170.00319.39
7.3.190.0110.00616.57
7.3.180.0100.00616.50
7.3.170.0100.00616.36
7.3.160.0110.00516.38
7.3.120.0060.00314.93
7.3.10.0070.00316.67
7.3.00.0030.01016.63
7.2.330.0040.01416.73
7.2.320.0130.00716.46
7.2.310.0040.01216.30
7.2.300.0110.01316.30
7.2.290.0030.01616.48
7.2.130.0080.00716.96
7.2.120.0100.00416.81
7.2.110.0070.00516.68
7.2.100.0080.00316.74
7.2.90.0070.00516.71
7.2.80.0020.01116.72
7.2.70.0000.01116.75
7.2.60.0070.00616.64
7.2.50.0030.01116.78
7.2.40.0100.00216.92
7.2.30.0030.01016.85
7.2.20.0050.01016.71
7.2.10.0040.01116.81
7.2.00.0060.00617.79
7.1.250.0090.00415.72
7.1.200.0090.00315.67
7.1.100.0070.01017.93
7.1.70.0040.00417.23
7.1.60.0030.02119.82
7.1.50.0070.01417.03
7.1.00.0030.07722.45
7.0.200.0070.00716.62
7.0.140.0030.07321.99
7.0.60.0030.08319.93
7.0.50.0070.07717.94
7.0.40.0130.04720.13
7.0.30.0330.04720.26
7.0.20.0270.05020.26
7.0.10.0200.04320.19
7.0.00.0000.09720.08
5.6.280.0000.07721.16
5.6.210.0030.04020.57
5.6.200.0130.08018.30
5.6.190.0030.04320.47
5.6.180.4000.04720.50
5.6.170.0270.07320.42
5.6.160.0130.06320.46
5.6.150.0100.03718.16
5.6.140.0030.06718.17
5.6.130.0100.08318.18
5.6.120.0030.05721.16
5.6.110.0100.08021.14
5.6.100.0100.04020.97
5.6.90.0100.07720.95
5.6.80.0030.07720.39
5.6.70.0400.05320.40
5.5.350.0100.07320.50
5.5.340.0130.07717.98
5.5.330.0030.04320.29
5.5.320.0170.05020.34
5.5.310.0400.07720.30
5.5.300.0130.07317.94
5.5.290.0100.07718.04
5.5.280.0170.06320.89
5.5.270.0100.03720.87
5.5.260.0030.04320.84
5.5.250.0130.06020.46
5.5.240.0130.08020.13
5.4.450.0500.07719.17
5.4.440.0170.06019.57
5.4.430.0100.05319.57
5.4.420.0200.04319.67
5.4.410.0070.07719.21
5.4.400.1470.00018.84
5.4.390.1600.00018.80
5.4.380.0430.03318.89
5.4.370.0170.04718.83
5.4.360.0270.05018.78
5.4.350.0130.06018.74
5.4.340.0170.04718.75
5.4.320.0050.03812.50
5.4.310.0060.03912.50
5.4.300.0050.04012.50
5.4.290.0090.03812.50
5.4.280.0090.04712.40
5.4.270.0100.07018.87
5.4.260.0130.05018.92
5.4.250.0200.05318.74
5.4.240.0170.06318.99
5.4.230.0230.05318.79
5.4.220.0130.05318.71
5.4.210.0100.05318.99
5.4.200.0170.04718.86
5.4.190.0070.05318.78
5.4.180.0130.05718.79
5.4.170.0070.06018.99
5.4.160.0070.05718.88
5.4.150.0130.06018.77
5.4.140.0070.05316.45
5.4.130.0070.06716.41
5.4.120.0200.05016.41
5.4.110.0070.07016.34
5.4.100.0130.07016.46
5.4.90.0030.07016.49
5.4.80.0070.05016.27
5.4.70.0130.06316.55
5.4.60.0030.05316.42
5.4.50.0170.05016.41
5.4.40.0130.04316.41
5.4.30.0100.06316.29
5.4.20.0100.05316.35
5.4.10.0130.04716.44
5.4.00.0100.05715.87
5.3.290.0070.04412.80
5.3.280.0130.05014.43
5.3.270.0000.06314.58
5.3.260.0100.06714.51
5.3.250.0100.05714.44
5.3.240.0130.04714.60
5.3.230.0200.05714.58
5.3.220.0070.05314.59
5.3.210.0170.04314.59
5.3.200.0200.05714.63
5.3.190.0030.05314.65
5.3.180.0100.07014.54
5.3.170.0130.06714.63
5.3.160.0030.07314.74
5.3.150.0130.06714.74
5.3.140.0170.04014.64
5.3.130.0170.05014.61
5.3.120.0100.05014.54
5.3.110.0170.04314.54
5.3.100.0030.06714.26
5.3.90.0070.05714.11
5.3.80.0070.05014.09
5.3.70.0100.04714.18
5.3.60.0030.06314.09
5.3.50.0070.06714.04
5.3.40.0070.05313.95
5.3.30.0070.04713.98
5.3.20.0130.05713.53
5.3.10.0070.04713.73
5.3.00.0000.07313.73
5.2.170.0100.03711.31
5.2.160.0100.04311.11
5.2.150.0000.05711.21
5.2.140.0100.03711.14
5.2.130.0070.04311.18
5.2.120.0130.03311.11
5.2.110.0100.03711.09
5.2.100.0030.04011.18
5.2.90.0130.03311.32
5.2.80.0030.04311.27
5.2.70.0000.04711.16
5.2.60.0100.04311.01
5.2.50.0070.04011.00
5.2.40.0070.05311.18
5.2.30.0030.04711.05
5.2.20.0000.04710.91
5.2.10.0030.04010.85
5.2.00.0030.04310.72
5.1.60.0130.0379.96
5.1.50.0030.03710.09
5.1.40.0030.05010.04
5.1.30.0070.03710.30
5.1.20.0100.04310.34
5.1.10.0070.03710.22
5.1.00.0070.03310.13
5.0.50.0030.0308.51
5.0.40.0070.0338.46
5.0.30.0100.0408.28
5.0.20.0000.0308.15
5.0.10.0030.0408.13
5.0.00.0100.0338.21
4.4.90.0100.0176.81
4.4.80.0030.0306.81
4.4.70.0000.0236.81
4.4.60.0130.0176.81
4.4.50.0000.0236.81
4.4.40.0000.0476.80
4.4.30.0070.0236.80
4.4.20.0070.0206.81
4.4.10.0000.0236.81
4.4.00.0070.0306.81
4.3.110.0070.0176.81
4.3.100.0030.0206.81
4.3.90.0000.0206.81
4.3.80.0000.0336.81
4.3.70.0070.0236.81
4.3.60.0070.0236.81
4.3.50.0030.0206.81
4.3.40.0030.0336.81
4.3.30.0000.0236.81
4.3.20.0000.0336.81
4.3.10.0100.0206.81
4.3.00.0070.0207.38

preferences:
48.93 ms | 400 KiB | 5 Q