3v4l.org

run code in 300+ PHP versions simultaneously
<?php function add($zahl, $zaehl){ return zahl - zaehl; } echo add(21, 21);

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)
8.3.40.0070.00718.93
8.3.30.0070.00719.01
8.3.20.0040.00420.21
8.3.10.0040.00421.78
8.3.00.0030.00619.38
8.2.170.0110.00422.96
8.2.160.0140.00020.43
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00019.54
8.2.110.0110.00020.64
8.2.100.0090.00317.98
8.2.90.0000.00818.25
8.2.80.0060.00317.97
8.2.70.0110.00017.63
8.2.60.0060.00317.79
8.2.50.0050.00318.07
8.2.40.0080.00019.82
8.2.30.0040.00418.16
8.2.20.0080.00017.65
8.2.10.0040.00418.08
8.2.00.0050.00217.62
8.1.270.0060.00320.47
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00722.14
8.1.230.0110.00020.97
8.1.220.0080.00017.76
8.1.210.0060.00318.85
8.1.200.0030.00617.35
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0040.00418.42
8.1.160.0040.00422.03
8.1.150.0070.00018.86
8.1.140.0050.00317.38
8.1.130.0000.00717.65
8.1.120.0050.00217.22
8.1.110.0060.00317.38
8.1.100.0070.00017.39
8.1.90.0050.00317.32
8.1.80.0080.00017.34
8.1.70.0060.00017.42
8.1.60.0000.01017.40
8.1.50.0050.00317.44
8.1.40.0030.00617.46
8.1.30.0000.00817.60
8.1.20.0030.00617.57
8.1.10.0070.00017.50
8.1.00.0030.00617.36
8.0.300.0020.00519.87
8.0.290.0040.00416.75
8.0.280.0030.00318.48
8.0.270.0050.00217.28
8.0.260.0000.00617.20
8.0.250.0070.00016.98
8.0.240.0030.00316.94
8.0.230.0030.00316.88
8.0.220.0030.00316.93
8.0.210.0070.00016.84
8.0.200.0060.00016.82
8.0.190.0020.00516.95
8.0.180.0040.00416.99
8.0.170.0000.00817.03
8.0.160.0050.00317.07
8.0.150.0000.00716.91
8.0.140.0040.00416.80
8.0.130.0030.00313.34
8.0.120.0070.00016.76
8.0.110.0000.00716.79
8.0.100.0050.00316.76
8.0.90.0000.00716.96
8.0.80.0060.01016.93
8.0.70.0050.00316.88
8.0.60.0030.00516.82
8.0.50.0000.00716.87
8.0.30.0100.01217.06
8.0.20.0070.01317.40
8.0.10.0030.00616.82
8.0.00.0080.01016.72
7.4.330.0000.00515.03
7.4.320.0000.00616.52
7.4.300.0060.00016.48
7.4.290.0000.00716.54
7.4.280.0040.00416.41
7.4.270.0000.00716.45
7.4.260.0000.00716.39
7.4.250.0030.00616.51
7.4.240.0060.00216.40
7.4.230.0000.00716.44
7.4.220.0100.01016.51
7.4.210.0050.00916.56
7.4.200.0070.00016.37
7.4.160.0180.00316.33
7.4.150.0090.00917.40
7.4.140.0090.01217.86
7.4.130.0110.00816.57
7.4.120.0100.00816.44
7.4.110.0130.01016.34
7.4.100.0100.00716.61
7.4.90.0140.00416.48
7.4.80.0130.00619.39
7.4.70.0060.00916.47
7.4.60.0140.00316.45
7.4.50.0040.00416.50
7.4.40.0140.00316.23
7.4.30.0100.00716.40
7.4.00.0080.00814.76
7.3.330.0030.00313.27
7.3.320.0070.00713.11
7.3.310.0030.00316.26
7.3.300.0060.00016.16
7.3.290.0000.00716.31
7.3.280.0100.00916.25
7.3.270.0090.00917.40
7.3.260.0110.01116.34
7.3.250.0100.00716.55
7.3.240.0100.00616.30
7.3.230.0110.00616.68
7.3.210.0140.00416.25
7.3.200.0090.01219.39
7.3.190.0070.01516.44
7.3.180.0120.00416.41
7.3.170.0040.01416.44
7.3.160.0070.01016.39
7.2.330.0150.00316.70
7.2.320.0070.01016.77
7.2.310.0030.01416.57
7.2.300.0150.00616.55
7.2.290.0160.00416.63
7.2.60.0090.00617.03
7.2.00.0000.00919.23
7.1.200.0050.00415.73
7.1.100.0000.01217.91
7.1.70.0000.00717.20
7.1.60.0100.01619.50
7.1.50.0000.01416.84
7.1.00.0070.07322.40
7.0.200.0030.00716.34
7.0.140.0070.06022.01
7.0.60.0070.04720.00
7.0.50.0030.04017.84
7.0.40.0030.04320.25
7.0.30.0300.06720.13
7.0.20.0300.07320.23
7.0.10.0270.05320.07
7.0.00.0030.05020.32
5.6.280.0030.07320.89
5.6.210.0170.07720.69
5.6.200.0030.07018.16
5.6.190.0030.05720.64
5.6.180.0330.06020.46
5.6.170.0300.07320.47
5.6.160.0100.04720.51
5.6.150.0000.05018.27
5.6.140.0000.04318.21
5.6.130.0170.07018.23
5.6.120.0100.08021.14
5.6.110.0000.09020.96
5.6.100.0000.08321.02
5.6.90.0130.08020.98
5.6.80.0100.06020.51
5.6.70.0070.03720.39
5.5.350.0230.07020.44
5.5.340.0070.08017.95
5.5.330.0070.07720.47
5.5.320.0100.05320.26
5.5.310.0430.04020.27
5.5.300.0100.06017.95
5.5.290.0100.07318.07
5.5.280.0030.04020.79
5.5.270.0100.07320.84
5.5.260.0130.06320.88
5.5.250.0070.06320.61
5.5.240.0030.04020.15
5.4.450.0730.05719.45
5.4.440.0700.06319.57
5.4.430.0870.05319.70
5.4.420.0900.05319.46
5.4.410.0770.05719.04
5.4.400.0170.05318.70
5.4.390.0230.04718.54
5.4.380.0130.05718.44
5.4.370.0030.07318.68
5.4.360.0130.05718.59
5.4.350.0270.05718.46
5.4.340.0200.05318.52
5.4.320.0270.05718.69
5.4.310.0300.06718.59
5.4.300.0230.07018.68
5.4.290.0300.05718.77
5.4.280.0300.07018.46
5.4.270.0130.05718.77
5.4.260.0130.06018.68
5.4.250.0300.05018.54
5.4.240.0170.05318.69
5.4.230.0200.05018.75
5.4.220.0230.05018.68
5.4.210.0100.06318.74
5.4.200.0200.04716.79
5.4.190.0170.05718.56
5.4.180.0200.04718.78
5.4.170.0100.06018.48
5.4.160.0200.05018.57
5.4.150.0130.05718.41
5.4.140.0100.05716.41
5.4.130.0130.05316.20
5.4.120.0170.05016.42
5.4.110.0200.04716.25
5.4.100.0200.04716.18
5.4.90.0230.04716.27
5.4.80.0100.05316.14
5.4.70.0230.05316.28
5.4.60.0030.06716.14
5.4.50.0270.03716.15
5.4.40.0170.05316.23
5.4.30.0230.04016.29
5.4.20.0170.05016.25
5.4.10.0230.04316.25
5.4.00.0270.04715.76
5.3.290.0130.06314.70
5.3.280.0130.05714.63
5.3.270.0230.04714.67
5.3.260.0170.05314.61
5.3.250.0230.05014.73
5.3.240.0200.05014.79
5.3.230.0130.05314.70
5.3.220.0130.05314.55
5.3.210.0200.05014.55
5.3.200.0200.04314.61
5.3.190.0100.06314.75
5.3.180.0100.05714.58
5.3.170.0100.05714.66
5.3.160.0130.05714.75
5.3.150.0100.05714.66
5.3.140.0200.04714.59
5.3.130.0270.04714.68
5.3.120.0200.05314.67
5.3.110.0170.06314.53
5.3.100.0300.04314.20
5.3.90.0200.05314.14
5.3.80.0200.05314.20
5.3.70.0170.05014.14
5.3.60.0200.04714.02
5.3.50.0230.05314.06
5.3.40.0130.05314.13
5.3.30.0230.06013.96
5.3.20.0370.04713.81
5.3.10.0130.07013.66
5.3.00.0170.05313.70
5.2.170.0070.04711.26
5.2.160.0130.04011.16
5.2.150.0170.04011.19
5.2.140.0070.04711.18
5.2.130.0170.03311.30
5.2.120.0070.04711.08
5.2.110.0130.04011.14
5.2.100.0030.05011.11
5.2.90.0130.03711.29
5.2.80.0130.04011.19
5.2.70.0070.05011.15
5.2.60.0130.04011.07
5.2.50.0170.03711.12
5.2.40.0230.02711.00
5.2.30.0170.03711.07
5.2.20.0100.03710.97
5.2.10.0200.03310.96
5.2.00.0100.04310.73
5.1.60.0030.04010.04
5.1.50.0170.04310.16
5.1.40.0170.03310.10
5.1.30.0170.04710.35
5.1.20.0170.04010.36
5.1.10.0170.03010.08
5.1.00.0130.04710.16
5.0.50.0100.0308.56
5.0.40.0130.0278.43
5.0.30.0070.0478.23
5.0.20.0100.0238.23
5.0.10.0130.0338.15
5.0.00.0070.0538.17
4.4.90.0070.0336.00
4.4.80.0030.0336.00
4.4.70.0030.0236.00
4.4.60.0070.0235.87
4.4.50.0100.0205.89
4.4.40.0030.0405.88
4.4.30.0070.0275.87
4.4.20.0070.0205.98
4.4.10.0030.0236.01
4.4.00.0130.0305.98
4.3.110.0070.0305.89
4.3.100.0130.0175.82
4.3.90.0070.0205.89
4.3.80.0030.0375.84
4.3.70.0100.0175.82
4.3.60.0030.0275.87
4.3.50.0000.0275.87
4.3.40.0070.0335.78
4.3.30.0030.0234.57
4.3.20.0030.0274.53
4.3.10.0030.0204.48
4.3.00.0130.0207.27

preferences:
38.84 ms | 400 KiB | 5 Q