3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "abcdef"; echo strlen($s); var_dump($s);

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)
8.3.40.0140.00018.69
8.3.30.0100.00718.77
8.3.20.0070.00020.26
8.3.10.0080.00023.65
8.3.00.0080.00019.69
8.2.170.0110.00622.96
8.2.160.0170.00020.44
8.2.150.0060.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0080.00019.66
8.2.110.0070.00322.17
8.2.100.0100.00317.84
8.2.90.0040.00419.27
8.2.80.0000.00917.97
8.2.70.0030.00617.63
8.2.60.0030.00618.04
8.2.50.0060.00318.10
8.2.40.0000.00718.09
8.2.30.0030.00718.03
8.2.20.0040.00417.66
8.2.10.0080.00017.95
8.2.00.0040.00417.89
8.1.270.0030.00720.05
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.87
8.1.230.0070.00417.60
8.1.220.0030.00617.76
8.1.210.0040.00418.77
8.1.200.0000.00917.13
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0040.00418.57
8.1.160.0040.00421.93
8.1.150.0070.00018.56
8.1.140.0050.00317.27
8.1.130.0030.00317.85
8.1.120.0040.00417.36
8.1.110.0000.00817.31
8.1.100.0030.00717.40
8.1.90.0040.00417.30
8.1.80.0070.00017.36
8.1.70.0000.00817.27
8.1.60.0000.01017.48
8.1.50.0080.00017.46
8.1.40.0030.00717.48
8.1.30.0030.00517.58
8.1.20.0040.00417.64
8.1.10.0000.00817.34
8.1.00.0040.00417.41
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0070.00018.35
8.0.270.0030.00317.35
8.0.260.0060.00017.24
8.0.250.0070.00016.85
8.0.240.0000.00716.88
8.0.230.0030.00316.81
8.0.220.0030.00316.81
8.0.210.0050.00216.75
8.0.200.0000.00616.86
8.0.190.0020.00516.84
8.0.180.0000.01216.73
8.0.170.0040.00416.81
8.0.160.0030.00516.71
8.0.150.0030.00516.76
8.0.140.0040.00416.78
8.0.130.0000.00513.28
8.0.120.0030.00616.84
8.0.110.0000.00816.79
8.0.100.0000.00716.62
8.0.90.0050.00216.86
8.0.80.0120.00916.77
8.0.70.0050.00316.71
8.0.60.0080.00016.87
8.0.50.0080.00016.70
8.0.30.0110.00617.00
8.0.20.0100.00717.40
8.0.10.0030.00516.99
8.0.00.0050.01216.83
7.4.330.0030.00315.03
7.4.320.0000.00616.53
7.4.300.0030.00316.51
7.4.290.0000.00716.52
7.4.280.0060.00316.51
7.4.270.0020.00516.37
7.4.260.0070.00016.55
7.4.250.0040.00416.46
7.4.240.0050.00216.49
7.4.230.0070.00016.34
7.4.220.0110.01016.37
7.4.210.0030.01016.48
7.4.200.0030.00316.29
7.4.160.0140.00316.33
7.4.150.0040.01417.40
7.4.140.0120.01117.86
7.4.130.0080.01216.47
7.4.120.0120.00516.43
7.4.110.0060.01216.41
7.4.100.0120.00616.43
7.4.90.0140.00316.42
7.4.80.0030.01419.39
7.4.70.0120.01116.51
7.4.60.0090.00616.49
7.4.50.0030.00516.28
7.4.40.0120.00916.27
7.4.30.0080.00816.36
7.4.00.0060.01214.86
7.3.330.0070.00012.93
7.3.320.0030.00313.02
7.3.310.0030.00516.19
7.3.300.0030.00316.20
7.3.290.0030.00316.23
7.3.280.0060.01616.18
7.3.270.0070.01117.40
7.3.260.0070.01016.36
7.3.250.0070.01216.29
7.3.240.0100.00716.40
7.3.230.0140.00416.39
7.3.210.0130.00316.31
7.3.200.0100.00619.39
7.3.190.0100.00716.31
7.3.180.0090.00616.17
7.3.170.0110.00716.45
7.3.160.0030.01316.38
7.2.330.0120.00416.32
7.2.320.0120.00416.15
7.2.310.0120.01216.56
7.2.300.0060.01116.48
7.2.290.0090.01316.61
7.2.00.0030.01019.33
7.1.100.0040.00817.87
7.1.70.0080.00016.97
7.1.60.0000.02219.86
7.1.50.0120.01217.04
7.1.00.0070.07322.30
7.0.200.0030.00316.80
7.0.60.0030.04020.02
7.0.50.0000.04317.85
7.0.40.0030.04720.40
7.0.30.0270.07320.20
7.0.20.0330.08020.33
7.0.10.0130.05020.33
7.0.00.0070.09020.16
5.6.280.0100.07720.98
5.6.210.0100.05320.50
5.6.200.0100.07718.06
5.6.190.0070.04020.39
5.6.180.0300.04720.77
5.6.170.0530.06720.52
5.6.160.0200.06020.46
5.6.150.0100.08018.11
5.6.140.0070.07718.07
5.6.130.0070.08018.11
5.6.120.0130.06021.11
5.6.110.0070.08720.89
5.6.100.0030.04321.03
5.6.90.0030.06321.02
5.6.80.0070.03720.48
5.6.70.4430.03020.52
5.5.350.0270.06320.43
5.5.340.0200.07017.97
5.5.330.0030.04720.20
5.5.320.0230.08020.23
5.5.310.0370.07020.20
5.5.300.0070.08017.92
5.5.290.0100.04318.01
5.5.280.0100.08720.77
5.5.270.0170.07020.76
5.5.260.0100.08320.78
5.5.250.0030.04320.74
5.5.240.0130.07320.34
5.4.450.0870.05719.26
5.4.440.0870.04719.46
5.4.430.0100.05319.31
5.4.420.0070.06019.33
5.4.410.0170.04718.70
5.4.400.0130.05318.51
5.4.390.0070.06318.72
5.4.380.0030.06018.62
5.4.370.0070.05318.71
5.4.360.0200.04318.68
5.4.350.0000.06718.50
5.4.340.0130.05018.75
5.4.320.0100.07318.56
5.4.310.0170.04718.72
5.4.300.0130.05018.52
5.4.290.0100.05018.68
5.4.280.0130.04718.68
5.4.270.0100.05318.71
5.4.260.0030.06018.46
5.4.250.0070.06018.58
5.4.240.0070.05718.59
5.4.230.0030.05718.51
5.4.220.0070.07018.71
5.4.210.0000.06718.47
5.4.200.0070.05316.66
5.4.190.0130.04718.64
5.4.180.0000.06718.60
5.4.170.0270.03718.55
5.4.160.0070.05318.72
5.4.150.0100.05318.54
5.4.140.0100.06016.36
5.4.130.0200.04716.19
5.4.120.0230.03716.33
5.4.110.0000.05716.06
5.4.100.0100.05316.06
5.4.90.0130.04716.21
5.4.80.0100.04716.22
5.4.70.0070.05316.13
5.4.60.0100.05016.17
5.4.50.0100.05016.32
5.4.40.0100.05016.16
5.4.30.0070.05316.05
5.4.20.0100.05016.31
5.4.10.0230.05316.23
5.4.00.0070.05015.53
5.3.290.0170.06314.63
5.3.280.0100.06014.62
5.3.270.0100.05714.52
5.3.260.0130.05014.60
5.3.250.0170.04714.51
5.3.240.0200.04314.70
5.3.230.0070.06014.54
5.3.220.0100.05014.55
5.3.210.0130.05314.47
5.3.200.0070.05314.59
5.3.190.0100.05314.64
5.3.180.0100.05314.65
5.3.170.0070.05314.54
5.3.160.0200.04014.59
5.3.150.0100.05014.54
5.3.140.0130.04714.64
5.3.130.0100.05314.52
5.3.120.0100.05314.52
5.3.110.0000.06314.52
5.3.100.0030.05714.02
5.3.90.0230.05014.12
5.3.80.0030.05313.92
5.3.70.0030.05313.91
5.3.60.0070.05313.97
5.3.50.0130.04713.87
5.3.40.0200.05713.93
5.3.30.0100.06013.93
5.3.20.0100.05013.68
5.3.10.0130.05013.61
5.3.00.0000.06013.60
5.2.170.0000.05011.28
5.2.160.0070.04311.17
5.2.150.0030.04711.19
5.2.140.0170.03311.14
5.2.130.0030.04311.23
5.2.120.0170.03311.14
5.2.110.0000.05011.23
5.2.100.0070.04011.24
5.2.90.0030.04711.13
5.2.80.0070.04711.02
5.2.70.0070.04311.04
5.2.60.0070.04311.07
5.2.50.0170.03311.07
5.2.40.0100.03710.92
5.2.30.0000.04711.00
5.2.20.0070.04011.09
5.2.10.0070.04011.07
5.2.00.0130.03710.68
5.1.60.0070.0339.97
5.1.50.0100.03010.07
5.1.40.0030.03710.00
5.1.30.0070.04010.43
5.1.20.0030.04010.52
5.1.10.0130.04310.10
5.1.00.0170.04010.09
5.0.50.0100.0308.52
5.0.40.0100.0278.44
5.0.30.0070.0408.25
5.0.20.0030.0278.32
5.0.10.0070.0278.20
5.0.00.0170.0308.24
4.4.90.0000.0235.95
4.4.80.0030.0205.88
4.4.70.0000.0275.88
4.4.60.0030.0205.84
4.4.50.0030.0235.89
4.4.40.0030.0375.90
4.4.30.0100.0175.94
4.4.20.0000.0276.00
4.4.10.0030.0206.00
4.4.00.0100.0275.89
4.3.110.0070.0205.83
4.3.100.0030.0205.81
4.3.90.0030.0205.81
4.3.80.0000.0375.86
4.3.70.0000.0235.78
4.3.60.0000.0235.76
4.3.50.0030.0205.91
4.3.40.0030.0335.76
4.3.30.0070.0274.55
4.3.20.0030.0274.58
4.3.10.0000.0234.59
4.3.00.0070.01715.60

preferences:
52.77 ms | 400 KiB | 5 Q