3v4l.org

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

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)
8.3.60.0100.00316.50
8.3.50.0180.00222.76
8.3.40.0040.01418.52
8.3.30.0070.00718.95
8.3.20.0040.00419.98
8.3.10.0040.00421.57
8.3.00.0000.00819.23
8.2.180.0100.01016.50
8.2.170.0100.00722.96
8.2.160.0100.00320.44
8.2.150.0050.00224.18
8.2.140.0050.00324.66
8.2.130.0030.00626.16
8.2.120.0080.00020.98
8.2.110.0040.00422.29
8.2.100.0060.00617.72
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0110.00017.50
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0040.00417.97
8.2.30.0070.00017.92
8.2.20.0050.00217.54
8.2.10.0050.00317.91
8.2.00.0050.00217.43
8.1.280.0030.01725.92
8.1.270.0040.00423.84
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.82
8.1.230.0110.00019.14
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0100.00017.10
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00418.59
8.1.160.0000.00721.86
8.1.150.0000.00718.74
8.1.140.0000.00817.27
8.1.130.0030.00319.54
8.1.120.0000.00717.27
8.1.110.0060.00317.30
8.1.100.0030.00417.28
8.1.90.0030.00517.30
8.1.80.0060.00317.35
8.1.70.0070.00317.32
8.1.60.0040.00417.41
8.1.50.0040.00417.41
8.1.40.0000.00817.40
8.1.30.0040.00417.51
8.1.20.0000.00717.43
8.1.10.0000.00817.44
8.1.00.0030.00817.36
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0040.00418.33
8.0.270.0040.00417.18
8.0.260.0060.00017.20
8.0.250.0000.00716.88
8.0.240.0040.00416.85
8.0.230.0030.00316.75
8.0.220.0070.00016.78
8.0.210.0030.00316.76
8.0.200.0000.00616.86
8.0.190.0060.00316.88
8.0.180.0080.00016.84
8.0.170.0040.00416.66
8.0.160.0000.00716.74
8.0.150.0080.00016.69
8.0.140.0110.00016.63
8.0.130.0030.00313.28
8.0.120.0040.00416.64
8.0.110.0050.00316.71
8.0.100.0000.00716.66
8.0.90.0050.00216.64
8.0.80.0070.00716.82
8.0.70.0040.00416.78
8.0.60.0000.00716.66
8.0.50.0050.00216.70
8.0.30.0170.00717.03
8.0.20.0060.01317.40
8.0.10.0000.00816.88
8.0.00.0100.01016.70
7.4.330.0000.00515.02
7.4.320.0000.00616.38
7.4.300.0030.00316.35
7.4.290.0070.00016.38
7.4.280.0070.00016.46
7.4.270.0030.00316.39
7.4.260.0040.00416.44
7.4.250.0080.00016.32
7.4.240.0030.00316.37
7.4.230.0040.00416.55
7.4.220.0070.01016.53
7.4.210.0050.00816.41
7.4.200.0050.00316.29
7.4.160.0120.00316.29
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0000.01616.37
7.4.120.0140.00516.28
7.4.110.0060.00916.34
7.4.100.0130.01016.52
7.4.90.0070.01116.21
7.4.80.0120.00719.39
7.4.70.0060.00916.31
7.4.60.0120.00316.34
7.4.50.0030.00516.45
7.4.40.0060.00916.18
7.4.30.0090.01116.66
7.4.00.0030.01314.75
7.3.330.0050.00012.96
7.3.320.0000.00513.04
7.3.310.0000.00716.26
7.3.300.0030.00316.13
7.3.290.0120.00316.04
7.3.280.0110.00616.06
7.3.270.0140.00417.40
7.3.260.0150.00316.15
7.3.240.0160.00016.12
7.3.230.0130.00316.39
7.3.210.0030.01316.17
7.3.200.0140.00419.39
7.3.190.0090.00616.32
7.3.180.0000.02116.19
7.3.170.0070.00716.39
7.3.160.0070.01316.24
7.2.330.0090.00916.61
7.2.320.0070.01016.54
7.2.310.0200.00316.66
7.2.300.0100.00616.41
7.2.290.0030.01216.60
7.2.00.0060.00919.27
7.1.100.0030.01017.68
7.1.70.0060.01016.95
7.1.60.0030.02119.40
7.1.50.0090.00316.58
7.1.00.0070.07322.57
7.0.200.0070.00016.64
7.0.140.0030.07021.98
7.0.60.0030.04019.91
7.0.50.0100.07317.89
7.0.40.0130.07720.09
7.0.30.0300.08020.09
7.0.20.0330.07320.33
7.0.10.0030.04720.09
7.0.00.0100.03720.20
5.6.280.0030.07321.10
5.6.210.0030.08320.64
5.6.200.0100.08018.15
5.6.190.0000.04720.65
5.6.180.3370.03320.42
5.6.170.0170.04720.33
5.6.160.0030.04320.44
5.6.150.0130.07718.19
5.6.140.0100.07718.14
5.6.130.0070.04718.18
5.6.120.0070.04021.03
5.6.110.0100.06720.95
5.6.100.0130.08021.13
5.6.90.0170.07320.94
5.6.80.0100.07020.35
5.6.70.1730.05320.51
5.5.350.0070.05320.41
5.5.340.0070.05017.98
5.5.330.0030.04320.43
5.5.320.2930.04020.21
5.5.310.0230.06720.18
5.5.300.0070.07717.91
5.5.290.0070.08018.02
5.5.280.0130.07320.85
5.5.270.0100.08020.95
5.5.260.0070.05720.71
5.5.250.0100.05320.61
5.5.240.0200.02720.18
5.4.450.0330.04719.57
5.4.440.0330.05019.41
5.4.430.0530.03319.40
5.4.420.0500.04319.13
5.4.410.0370.05019.27
5.4.400.0270.04719.07
5.4.390.0470.05019.17
5.4.380.0130.05318.63
5.4.370.0770.08018.46
5.4.360.0430.06718.61
5.4.350.0500.07318.46
5.4.340.0470.05018.78
5.4.320.0090.03412.45
5.4.310.0060.04912.45
5.4.300.0040.04112.45
5.4.290.0060.05212.45
5.4.280.0080.04212.34
5.4.270.0060.03812.34
5.4.260.0040.04012.35
5.4.250.0050.03812.35
5.4.240.0060.03612.35
5.4.230.0090.04312.34
5.4.220.0050.03912.34
5.4.210.0080.04312.34
5.4.200.0080.05512.34
5.4.190.0060.03812.34
5.4.180.0060.03512.33
5.4.170.0080.03312.34
5.4.160.0070.03512.34
5.4.150.0070.03612.34
5.4.140.0050.04012.02
5.4.130.0040.03612.01
5.4.120.0060.03311.97
5.4.110.0050.03411.96
5.4.100.0050.03511.96
5.4.90.0070.03511.96
5.4.80.0080.03411.96
5.4.70.0070.03311.96
5.4.60.0070.03311.96
5.4.50.0020.03911.96
5.4.40.0040.03611.95
5.4.30.0030.03711.95
5.4.20.0070.03711.95
5.4.10.0060.03411.95
5.4.00.0040.03711.44

preferences:
39.55 ms | 401 KiB | 5 Q