3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strlen('fooo');

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)
8.3.70.0090.01218.17
8.3.60.0130.00318.15
8.3.50.0110.00821.98
8.3.40.0070.00718.67
8.3.30.0100.00318.96
8.3.20.0000.00720.33
8.3.10.0120.00322.10
8.3.00.0080.00022.39
8.2.190.0110.00416.58
8.2.180.0130.00616.32
8.2.170.0130.00322.96
8.2.160.0100.00320.69
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0100.00517.63
8.2.110.0060.00320.48
8.2.100.0120.00017.66
8.2.90.0000.00919.30
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0080.00017.93
8.2.50.0060.00318.07
8.2.40.0050.00318.09
8.2.30.0000.00817.75
8.2.20.0040.00417.46
8.2.10.0040.00417.43
8.2.00.0080.00317.60
8.1.280.0070.01025.92
8.1.270.0080.00022.20
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0030.00720.93
8.1.230.0080.00417.45
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0030.01017.00
8.1.190.0040.00417.39
8.1.180.0050.00318.50
8.1.170.0040.00418.56
8.1.160.0000.00721.92
8.1.150.0040.00418.45
8.1.140.0070.00017.44
8.1.130.0040.00417.76
8.1.120.0000.00817.24
8.1.110.0000.00717.26
8.1.100.0030.00617.22
8.1.90.0040.00417.30
8.1.80.0040.00417.21
8.1.70.0030.00317.32
8.1.60.0120.00017.37
8.1.50.0040.00417.41
8.1.40.0050.00217.38
8.1.30.0030.00617.50
8.1.20.0040.00417.49
8.1.10.0070.00017.46
8.1.00.0070.00017.29
8.0.300.0080.00018.77
8.0.290.0000.00816.75
8.0.280.0040.00418.38
8.0.270.0030.00317.18
8.0.260.0000.00716.75
8.0.250.0070.00016.78
8.0.240.0040.00416.81
8.0.230.0060.00016.71
8.0.220.0060.00016.63
8.0.210.0070.00016.78
8.0.200.0000.00616.76
8.0.190.0000.00716.90
8.0.180.0040.00416.81
8.0.170.0070.00016.78
8.0.160.0040.00416.70
8.0.150.0000.00716.66
8.0.140.0000.00716.73
8.0.130.0000.00713.18
8.0.120.0050.00216.63
8.0.110.0000.00716.65
8.0.100.0040.00416.80
8.0.90.0050.00316.72
8.0.80.0100.01016.75
8.0.70.0050.00216.87
8.0.60.0030.00316.75
8.0.50.0000.00716.57
8.0.30.0080.01216.80
8.0.20.0090.00917.40
8.0.10.0000.00716.84
8.0.00.0090.00916.68
7.4.330.0000.00515.02
7.4.320.0000.00616.35
7.4.300.0070.00016.37
7.4.290.0000.00716.43
7.4.280.0030.00316.40
7.4.270.0030.00516.46
7.4.260.0040.00416.32
7.4.250.0000.00716.45
7.4.240.0010.00616.37
7.4.230.0000.00716.19
7.4.220.0080.00816.39
7.4.210.0100.00516.33
7.4.200.0030.00316.20
7.4.190.0000.00816.51
7.4.160.0160.00616.24
7.4.150.0130.00317.40
7.4.140.0100.01017.86
7.4.130.0090.00916.46
7.4.120.0110.00616.30
7.4.110.0070.01016.43
7.4.100.0140.00316.52
7.4.90.0060.01216.26
7.4.80.0100.00719.39
7.4.70.0110.00616.41
7.4.60.0100.00716.45
7.4.50.0040.00416.33
7.4.40.0060.01222.77
7.4.30.0170.00316.35
7.4.00.0090.00614.93
7.3.330.0050.00012.86
7.3.320.0000.00512.78
7.3.310.0000.00716.21
7.3.300.0070.00016.14
7.3.290.0070.00716.11
7.3.280.0060.00916.15
7.3.270.0130.00617.40
7.3.260.0160.00316.26
7.3.250.0120.01016.38
7.3.240.0120.00816.38
7.3.230.0080.00816.39
7.3.210.0100.01016.22
7.3.200.0100.00619.39
7.3.190.0070.01016.30
7.3.180.0070.01016.15
7.3.170.0040.02016.31
7.3.160.0130.00316.14
7.3.120.0070.01014.86
7.2.330.0100.00716.54
7.2.320.0100.00916.34
7.2.310.0110.00516.36
7.2.300.0110.00516.47
7.2.290.0060.01016.29
7.2.00.0030.00918.91
7.1.100.0090.00618.18
7.1.70.0040.00416.67
7.1.60.0140.00719.82
7.1.50.0120.00316.76
7.1.00.0000.09022.46
7.0.200.0090.00616.60
7.0.140.0030.07322.15
7.0.60.0030.07719.95
7.0.50.0070.03717.80
7.0.40.0170.08019.98
7.0.30.0470.05020.18
7.0.20.0100.04720.30
7.0.10.0070.04320.19
7.0.00.0070.07720.19
5.6.280.0070.07020.90
5.6.210.0130.07720.72
5.6.200.0070.07718.18
5.6.190.0030.04320.27
5.6.180.0170.04020.39
5.6.170.0300.07720.43
5.6.160.0030.09020.59
5.6.150.0070.05318.19
5.6.140.0070.04318.18
5.6.130.0170.07318.15
5.6.120.0130.05021.07
5.6.110.0170.06720.99
5.6.100.0000.04321.03
5.6.90.0070.09320.99
5.6.80.0030.07020.53
5.5.350.0000.06720.38
5.5.340.0030.04017.92
5.5.330.0030.04320.37
5.5.320.0300.07020.34
5.5.310.0230.04020.12
5.5.300.0070.08318.02
5.5.290.0070.06717.91
5.5.280.0070.05320.72
5.5.270.0030.08020.75
5.5.260.0070.08720.71
5.5.250.0000.04320.68
5.5.240.0470.05320.15
5.4.450.0030.07719.13
5.4.440.1000.07719.60
5.4.430.0600.07019.26
5.4.420.0330.05019.26
5.4.410.0900.06319.36
5.4.400.0500.06719.11
5.4.390.0900.04718.91
5.4.380.0100.05718.68
5.4.370.0200.05718.64
5.4.360.0170.05718.66
5.4.350.0400.04318.59
5.4.340.0130.06018.69
5.4.320.0070.04112.45
5.4.310.0060.04112.45
5.4.300.0070.03812.45
5.4.290.0120.04012.45
5.4.280.0110.03512.32
5.4.270.0090.03612.32
5.4.260.0090.04312.32
5.4.250.0070.04512.31
5.4.240.0050.04912.31
5.4.230.0070.04912.31
5.4.220.0070.04312.30
5.4.210.0050.04612.31
5.4.200.0070.03912.31
5.4.190.0070.03712.30
5.4.180.0070.04112.30
5.4.170.0070.03812.32
5.4.160.0070.04512.31
5.4.150.0070.04012.30
5.4.140.0060.04311.99
5.4.130.0080.03611.97
5.4.120.0020.04011.93
5.4.110.0060.03611.93
5.4.100.0040.03811.93
5.4.90.0060.03711.93
5.4.80.0070.04611.93
5.4.70.0050.04311.92
5.4.60.0040.04011.93
5.4.50.0040.03711.93
5.4.40.0050.03711.91
5.4.30.0050.03611.91
5.4.20.0050.03811.91
5.4.10.0080.03211.91
5.4.00.0050.03711.40
5.3.290.0060.04912.80
5.3.280.0090.03812.71
5.3.270.0070.04212.72
5.3.260.0070.03812.72
5.3.250.0070.03512.72
5.3.240.0040.03912.72
5.3.230.0070.03712.71
5.3.220.0090.03412.68
5.3.210.0080.03712.68
5.3.200.0050.03612.68
5.3.190.0080.03612.68
5.3.180.0060.03712.67
5.3.170.0070.03512.67
5.3.160.0080.03612.68
5.3.150.0080.03712.67
5.3.140.0070.04312.66
5.3.130.0070.04112.66
5.3.120.0050.04012.66
5.3.110.0070.04612.66
5.3.100.0100.04112.12
5.3.90.0050.04012.08
5.3.80.0040.03812.08
5.3.70.0080.04212.08
5.3.60.0090.03612.06
5.3.50.0060.03712.00
5.3.40.0080.03912.00
5.3.30.0040.03611.94
5.3.20.0070.03511.69
5.3.10.0070.03511.65
5.3.00.0070.03611.64

preferences:
36.6 ms | 401 KiB | 5 Q