3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = new stdClass; function a() { global $s; return $s; } a()->b = 'a'; echo a()->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)
8.3.40.0030.01418.75
8.3.30.0130.00618.98
8.3.20.0070.00020.21
8.3.10.0050.00322.01
8.3.00.0000.00722.46
8.2.170.0040.01122.96
8.2.160.0070.00719.21
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00019.36
8.2.110.0030.00620.54
8.2.100.0030.00917.83
8.2.90.0050.00519.05
8.2.80.0040.00417.97
8.2.70.0040.00417.25
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0080.00018.09
8.2.30.0000.00818.10
8.2.20.0000.00717.57
8.2.10.0030.00517.70
8.2.00.0040.00417.72
8.1.270.0050.00322.21
8.1.260.0100.00326.35
8.1.250.0050.00328.09
8.1.240.0070.00319.54
8.1.230.0120.00017.42
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0000.00817.40
8.1.180.0020.00518.75
8.1.170.0060.00318.56
8.1.160.0000.00822.09
8.1.150.0050.00318.48
8.1.140.0000.00717.30
8.1.130.0000.00717.71
8.1.120.0000.00717.42
8.1.110.0040.00417.28
8.1.100.0030.00517.43
8.1.90.0000.00717.41
8.1.80.0050.00317.38
8.1.70.0000.00717.29
8.1.60.0000.01017.64
8.1.50.0040.00417.51
8.1.40.0050.00317.52
8.1.30.0040.00417.52
8.1.20.0050.00317.48
8.1.10.0000.00717.55
8.1.00.0000.00817.46
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0070.00018.50
8.0.270.0000.00717.23
8.0.260.0000.00616.81
8.0.250.0070.00016.83
8.0.240.0000.00716.85
8.0.230.0000.00716.84
8.0.220.0030.00316.80
8.0.210.0030.00316.84
8.0.200.0000.00616.78
8.0.190.0000.00716.80
8.0.180.0030.00516.92
8.0.170.0000.00816.88
8.0.160.0040.00416.70
8.0.150.0080.00016.73
8.0.140.0030.00516.81
8.0.130.0000.00713.28
8.0.120.0060.00316.78
8.0.110.0050.00316.86
8.0.100.0040.00416.69
8.0.90.0040.00416.71
8.0.80.0030.01416.80
8.0.70.0000.00716.62
8.0.60.0050.00316.87
8.0.50.0070.00016.72
8.0.30.0140.00716.98
8.0.20.0090.00817.40
8.0.10.0000.00816.93
8.0.00.0120.00716.67
7.4.330.0050.00015.14
7.4.320.0060.00016.55
7.4.300.0030.00316.49
7.4.290.0070.00016.51
7.4.280.0090.00216.51
7.4.270.0030.00316.51
7.4.260.0030.00716.50
7.4.250.0040.00416.46
7.4.240.0020.00516.52
7.4.230.0000.00716.39
7.4.220.0140.00316.39
7.4.210.0100.00716.60
7.4.200.0050.00216.64
7.4.190.0030.00316.49
7.4.160.0060.00916.57
7.4.150.0100.00717.40
7.4.140.0120.00817.86
7.4.130.0110.00916.53
7.4.120.0030.01316.54
7.4.110.0030.01316.66
7.4.100.0100.00716.66
7.4.90.0070.01716.57
7.4.80.0100.00619.39
7.4.70.0070.01016.34
7.4.60.0140.00316.40
7.4.50.0020.00216.71
7.4.40.0080.00522.77
7.4.30.0080.01216.32
7.4.00.0070.01015.05
7.3.330.0000.00813.16
7.3.320.0020.00213.21
7.3.310.0070.00016.28
7.3.300.0060.00016.18
7.3.290.0130.00716.14
7.3.280.0080.00716.24
7.3.270.0100.00717.40
7.3.260.0110.01516.51
7.3.250.0090.00816.49
7.3.240.0170.00016.33
7.3.230.0030.01616.39
7.3.210.0070.01316.35
7.3.200.0090.00619.39
7.3.190.0070.01116.29
7.3.180.0070.01016.44
7.3.170.0080.00816.36
7.3.160.0030.01316.43
7.3.120.0060.00914.80
7.2.330.0060.01016.54
7.2.320.0040.01516.59
7.2.310.0060.01616.61
7.2.300.0090.00916.58
7.2.290.0100.01016.52
7.2.00.0030.00719.27
7.1.100.0030.01017.99
7.1.70.0000.00816.89
7.1.60.0100.00319.82
7.1.50.0090.00316.77
7.1.00.0070.07322.35
7.0.200.0030.01316.79
7.0.140.0030.07322.09
7.0.70.3600.05319.94
7.0.60.0100.07019.93
7.0.50.0030.07717.89
7.0.40.0000.06020.17
7.0.30.0230.04320.06
7.0.20.0330.05320.09
7.0.10.0330.04720.07
7.0.00.0070.04020.25
5.6.280.0070.09021.07
5.6.210.0100.08020.55
5.6.200.0100.06718.29
5.6.190.0030.05020.62
5.6.180.0370.05720.65
5.6.170.0270.07320.39
5.6.160.0030.08320.39
5.6.150.0130.07318.29
5.6.140.0030.09018.21
5.6.130.0100.07718.23
5.6.120.0070.04321.01
5.6.110.0030.08720.95
5.6.100.0130.07720.96
5.6.90.0030.04320.98
5.6.80.0200.06720.51
5.6.70.0230.04720.35
5.5.350.0100.08020.47
5.5.340.0100.08018.00
5.5.330.0130.07720.19
5.5.320.0070.08020.41
5.5.310.0300.08020.24
5.5.300.0030.04017.94
5.5.290.0000.04318.03
5.5.280.0130.08020.95
5.5.270.0130.06720.68
5.5.260.0100.07020.87
5.5.250.0100.06320.80
5.5.240.0000.04320.26
5.4.450.0770.07019.48
5.4.440.0870.05019.47
5.4.430.0970.05319.43
5.4.420.0800.04319.43
5.4.410.1000.05719.47
5.4.400.1130.06318.87
5.4.390.1130.06018.98
5.4.380.0200.05318.77
5.4.370.0300.05718.50
5.4.360.0370.04718.72
5.4.350.0040.03712.02
5.4.340.0060.04712.02
5.4.320.0060.03612.50
5.4.310.0060.03812.50
5.4.300.0060.03612.50
5.4.290.0040.04212.50
5.4.280.0060.04112.40
5.4.270.0060.03712.40
5.4.260.0000.06018.91
5.4.250.0170.05018.96
5.4.240.0030.07018.65
5.4.230.0130.04719.05
5.4.220.0100.05718.93
5.4.210.0170.06018.84
5.4.200.0130.06319.02
5.4.190.0070.07318.95
5.4.180.0000.08019.02
5.4.170.0130.06318.79
5.4.160.0230.05318.94
5.4.150.0070.07318.89
5.4.140.0070.05716.59
5.4.130.0070.06316.33
5.4.120.0070.05316.57
5.4.110.0130.05716.49
5.4.100.0130.05316.55
5.4.90.0100.05316.34
5.4.80.0070.05716.50
5.4.70.0100.07016.48
5.4.60.0070.05016.27
5.4.50.0030.06716.46
5.4.40.0070.06316.60
5.4.30.0230.05316.50
5.4.20.0000.05716.52
5.4.10.0100.06316.45
5.4.00.0070.06715.92
5.3.290.0070.04112.80
5.3.280.0130.05014.59
5.3.270.0100.07314.59
5.3.260.0070.06714.66
5.3.250.0100.05014.60
5.3.240.0070.08014.59
5.3.230.0070.07014.73
5.3.220.0070.06014.71
5.3.210.0100.06014.64
5.3.200.0030.07714.65
5.3.190.0030.06014.64
5.3.180.0200.04314.47
5.3.170.0100.05014.64
5.3.160.0100.04314.57
5.3.150.0070.06014.64
5.3.140.0100.05014.57
5.3.130.0100.05714.55
5.3.120.0170.06714.53
5.3.110.0030.06714.68
5.3.100.0170.06714.11
5.3.90.0070.05714.09
5.3.80.0130.05314.10
5.3.70.0170.04314.18
5.3.60.0100.07014.01
5.3.50.0070.06714.04
5.3.40.0170.05014.11
5.3.30.0130.05713.97
5.3.20.0070.07013.77
5.3.10.0100.06313.64
5.3.00.0100.05313.72
5.2.170.0030.04711.36
5.2.160.0030.04711.21
5.2.150.0030.04311.21
5.2.140.0030.05711.22
5.2.130.0030.05311.19
5.2.120.0000.04711.00
5.2.110.0070.04711.25
5.2.100.0130.04711.00
5.2.90.0000.04711.27
5.2.80.0100.04011.24
5.2.70.0130.03311.15
5.2.60.0100.04011.03
5.2.50.0130.05711.01
5.2.40.0130.04711.07
5.2.30.0130.04310.95
5.2.20.0000.06310.91
5.2.10.0130.04010.68
5.2.00.0100.04710.94
5.1.60.0070.03710.23
5.1.50.0030.04010.15
5.1.40.0130.03710.04
5.1.30.0100.03710.41
5.1.20.0030.04010.56
5.1.10.0000.04310.06
5.1.00.0030.03710.11
5.0.50.0000.0408.69
5.0.40.0030.0338.46
5.0.30.0030.0508.16
5.0.20.0000.0338.16
5.0.10.0070.0308.23
5.0.00.0030.0508.20
4.4.90.0030.0277.27
4.4.80.0070.0177.27
4.4.70.0000.0307.27
4.4.60.0000.0237.27
4.4.50.0030.0307.27
4.4.40.0000.0407.27
4.4.30.0070.0237.27
4.4.20.0100.0137.27
4.4.10.0000.0237.27
4.4.00.0070.0407.27
4.3.110.0170.0207.27
4.3.100.0000.0237.27
4.3.90.0070.0277.27
4.3.80.0070.0377.27
4.3.70.0100.0237.27
4.3.60.0000.0307.27
4.3.50.0000.0237.27
4.3.40.0070.0307.27
4.3.30.0030.0237.27
4.3.20.0070.0207.27
4.3.10.0030.0207.27
4.3.00.0100.0237.26

preferences:
43.32 ms | 400 KiB | 5 Q