3v4l.org

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

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)
8.3.60.0070.00718.56
8.3.50.0110.01122.12
8.3.40.0110.00418.43
8.3.30.0090.00918.97
8.3.20.0080.00020.29
8.3.10.0040.00423.65
8.3.00.0040.00420.55
8.2.180.0120.00318.29
8.2.170.0120.00322.96
8.2.160.0070.00722.27
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0020.00526.16
8.2.120.0040.00421.19
8.2.110.0060.00322.16
8.2.100.0080.00317.59
8.2.90.0020.00519.14
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0040.00417.77
8.2.50.0060.00618.07
8.2.40.0000.00818.22
8.2.30.0000.00717.80
8.2.20.0040.00417.56
8.2.10.0040.00417.67
8.2.00.0030.00617.55
8.1.280.0100.01025.92
8.1.270.0000.00723.82
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.82
8.1.230.0080.00419.08
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0090.00017.13
8.1.190.0040.00417.27
8.1.180.0040.00418.10
8.1.170.0050.00318.54
8.1.160.0070.00021.93
8.1.150.0040.00418.50
8.1.140.0050.00317.30
8.1.130.0030.00317.75
8.1.120.0000.00717.32
8.1.110.0070.00017.22
8.1.100.0070.00017.33
8.1.90.0040.00417.24
8.1.80.0050.00217.33
8.1.70.0000.00817.25
8.1.60.0080.00017.50
8.1.50.0040.00417.34
8.1.40.0030.00517.40
8.1.30.0040.00417.54
8.1.20.0050.00317.55
8.1.10.0000.00817.41
8.1.00.0040.00417.19
8.0.300.0040.00418.77
8.0.290.0000.00716.93
8.0.280.0000.00818.21
8.0.270.0070.00017.11
8.0.260.0030.00316.63
8.0.250.0070.00016.82
8.0.240.0030.00316.85
8.0.230.0080.00016.91
8.0.220.0070.00016.72
8.0.210.0000.00716.65
8.0.200.0030.00316.70
8.0.190.0000.00716.80
8.0.180.0040.00416.83
8.0.170.0000.00816.83
8.0.160.0040.00416.62
8.0.150.0000.00716.76
8.0.140.0000.00716.66
8.0.130.0000.00613.17
8.0.120.0030.00516.72
8.0.110.0080.00016.82
8.0.100.0040.00416.65
8.0.90.0040.00416.65
8.0.80.0040.01116.65
8.0.70.0090.00016.59
8.0.60.0050.00216.58
8.0.50.0000.00816.71
8.0.30.0090.01016.83
8.0.20.0140.00517.40
8.0.10.0050.00216.82
8.0.00.0100.00816.54
7.4.330.0000.00615.00
7.4.320.0030.00316.50
7.4.300.0050.00316.26
7.4.290.0000.00716.47
7.4.280.0030.00316.35
7.4.270.0040.00416.35
7.4.260.0040.00416.37
7.4.250.0050.00316.34
7.4.240.0000.00716.37
7.4.230.0000.00716.49
7.4.220.0190.01216.55
7.4.210.0080.00616.46
7.4.200.0070.00016.34
7.4.190.0000.00716.58
7.4.160.0110.00616.28
7.4.150.0100.00717.40
7.4.140.0070.01217.86
7.4.130.0110.00816.30
7.4.120.0130.00316.35
7.4.110.0090.00916.30
7.4.100.0030.01316.25
7.4.90.0100.00716.45
7.4.80.0100.00716.33
7.4.70.0060.01216.38
7.4.60.0060.01016.19
7.4.50.0050.00316.31
7.4.40.0030.01322.77
7.4.30.0070.00716.36
7.4.00.0070.00714.46
7.3.330.0040.00413.00
7.3.320.0000.00612.83
7.3.310.0000.00716.12
7.3.300.0000.00715.96
7.3.290.0090.00916.13
7.3.280.0050.01216.18
7.3.270.0090.00917.40
7.3.260.0080.01116.34
7.3.250.0140.00816.28
7.3.240.0080.00816.31
7.3.230.0090.00616.39
7.3.210.0150.00316.08
7.3.200.0120.01219.39
7.3.190.0040.01416.14
7.3.180.0150.00016.41
7.3.170.0120.00916.27
7.3.160.0140.00616.18
7.3.120.0030.01014.44
7.2.330.0100.00716.35
7.2.320.0130.00316.40
7.2.310.0100.00616.32
7.2.300.0100.00616.30
7.2.290.0080.00816.34
7.2.00.0100.01019.14
7.1.100.0080.00317.79
7.1.70.0100.00016.74
7.1.60.0030.02019.32
7.1.50.0070.01716.73
7.1.00.0070.07322.28
7.0.200.0060.00916.64
7.0.140.0100.06321.95
7.0.60.0100.08319.97
7.0.50.0070.08317.86
7.0.40.0170.07719.96
7.0.30.0300.04020.00
7.0.20.0200.04320.17
7.0.10.0300.07020.18
7.0.00.0070.05720.12
5.6.280.0070.07020.92
5.6.210.0100.04720.70
5.6.200.0030.07018.12
5.6.190.0030.04320.35
5.6.180.3170.04020.75
5.6.170.0170.04720.41
5.6.160.0130.05020.46
5.6.150.0130.06318.10
5.6.140.0030.04018.20
5.6.130.0130.05718.21
5.6.120.0100.08321.11
5.6.110.0030.06021.02
5.6.100.0070.08021.10
5.6.90.0070.07021.09
5.6.80.0070.03720.40
5.6.70.3770.03720.34
5.5.350.0130.03720.32
5.5.340.0070.06717.98
5.5.330.0130.03320.47
5.5.320.0030.08320.38
5.5.310.0270.05720.28
5.5.300.0030.05017.92
5.5.290.0070.08017.91
5.5.280.0000.06320.97
5.5.270.0170.06020.96
5.5.260.0070.08320.88
5.5.250.0100.03720.58
5.5.240.0170.07320.27
5.4.450.0100.06319.59
5.4.440.0300.04719.48
5.4.430.0100.05319.31
5.4.420.0630.00019.35
5.4.410.0100.05318.80
5.4.400.0230.05018.62
5.4.390.0230.05318.57
5.4.380.0200.06018.72
5.4.370.0370.05018.52
5.4.360.0070.05718.53
5.4.350.0030.03611.97
5.4.340.0050.03711.96
5.4.320.0040.03812.45
5.4.310.0070.03612.45
5.4.300.0040.04112.45
5.4.290.0060.04212.45
5.4.280.0090.03112.34
5.4.270.0020.04312.32
5.4.260.0050.04112.31
5.4.250.0080.03912.32
5.4.240.0090.04712.31
5.4.230.0080.04712.30
5.4.220.0060.03712.30
5.4.210.0070.04212.30
5.4.200.0130.04912.31
5.4.190.0110.04912.30
5.4.180.0110.05012.30
5.4.170.0100.04912.32
5.4.160.0120.04612.31
5.4.150.0090.04912.31
5.4.140.0120.04611.99
5.4.130.0100.05011.98
5.4.120.0120.04411.94
5.4.110.0130.04311.93
5.4.100.0090.04311.93
5.4.90.0180.05411.93
5.4.80.0150.05911.93
5.4.70.0140.04311.93
5.4.60.0100.04511.93
5.4.50.0110.04111.93
5.4.40.0190.05911.92
5.4.30.0150.05511.92
5.4.20.0120.04611.92
5.4.10.0210.05611.92
5.4.00.0100.04311.41
5.3.290.0090.04112.80
5.3.280.0120.04012.71
5.3.270.0140.05112.72
5.3.260.0150.04912.72
5.3.250.0130.04212.71
5.3.240.0100.05012.72
5.3.230.0140.04012.71
5.3.220.0130.04612.68
5.3.210.0120.04312.68
5.3.200.0190.04612.68
5.3.190.0150.04412.68
5.3.180.0210.05712.67
5.3.170.0110.04512.67
5.3.160.0130.04212.67
5.3.150.0120.04212.67
5.3.140.0140.04112.66
5.3.130.0130.04512.66
5.3.120.0180.05712.66
5.3.110.0130.04612.66
5.3.100.0100.04412.12
5.3.90.0120.04112.08
5.3.80.0150.05112.07
5.3.70.0130.04312.08
5.3.60.0100.04612.06
5.3.50.0100.04412.00
5.3.40.0160.05812.00
5.3.30.0110.04211.94
5.3.20.0110.04111.70
5.3.10.0100.03911.66
5.3.00.0120.04011.65

preferences:
39.33 ms | 400 KiB | 5 Q