3v4l.org

run code in 300+ PHP versions simultaneously
<?php $£ = 'foo'; echo $£;

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)
8.3.40.0120.00318.64
8.3.30.0070.00718.79
8.3.20.0040.00420.13
8.3.10.0060.00323.57
8.3.00.0060.00317.25
8.2.170.0040.01122.96
8.2.160.0060.00920.39
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00222.11
8.2.110.0060.00320.54
8.2.100.0060.00618.16
8.2.90.0030.00518.97
8.2.80.0060.00317.97
8.2.70.0000.00817.38
8.2.60.0070.00417.91
8.2.50.0040.00418.07
8.2.40.0000.00819.93
8.2.30.0020.00517.96
8.2.20.0000.00817.57
8.2.10.0000.00718.16
8.2.00.0040.00417.62
8.1.270.0000.00923.79
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0090.00023.97
8.1.230.0110.00018.85
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00817.23
8.1.190.0000.00717.23
8.1.180.0040.00418.10
8.1.170.0000.00818.52
8.1.160.0080.00021.89
8.1.150.0040.00418.81
8.1.140.0000.00717.31
8.1.130.0000.00717.81
8.1.120.0070.00017.38
8.1.110.0000.00817.40
8.1.100.0070.00017.27
8.1.90.0000.00717.26
8.1.80.0030.00317.39
8.1.70.0030.00317.30
8.1.60.0030.00517.55
8.1.50.0000.00817.46
8.1.40.0020.00517.43
8.1.30.0040.00417.48
8.1.20.0050.00317.56
8.1.10.0040.00417.34
8.1.00.0030.00517.52
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00718.49
8.0.270.0030.00317.21
8.0.260.0060.00017.18
8.0.250.0060.00016.95
8.0.240.0040.00416.84
8.0.230.0030.00316.89
8.0.220.0000.00616.86
8.0.210.0030.00316.80
8.0.200.0040.00416.88
8.0.190.0000.00816.84
8.0.180.0000.00716.88
8.0.170.0080.00016.75
8.0.160.0040.00416.74
8.0.150.0000.00716.73
8.0.140.0170.00316.76
8.0.130.0000.00613.31
8.0.120.0060.00316.78
8.0.110.0020.00516.77
8.0.100.0000.00716.60
8.0.90.0000.00716.74
8.0.80.0090.00616.88
8.0.70.0040.00416.68
8.0.60.0040.00416.89
8.0.50.0040.00416.77
8.0.30.0190.00216.99
8.0.20.0070.01517.40
8.0.10.0050.00316.96
8.0.00.0090.00916.65
7.4.330.0020.00215.01
7.4.320.0030.00316.51
7.4.300.0000.00716.53
7.4.290.0030.00316.53
7.4.280.0030.00416.50
7.4.270.0000.00716.43
7.4.260.0030.00316.48
7.4.250.0000.00716.39
7.4.240.0020.00516.45
7.4.230.0030.00316.55
7.4.220.0090.00916.60
7.4.210.0100.01016.42
7.4.200.0030.00316.52
7.4.160.0120.00316.39
7.4.150.0070.01017.40
7.4.140.0120.00917.86
7.4.130.0120.00616.46
7.4.120.0080.00816.45
7.4.110.0090.00916.50
7.4.100.0100.00716.40
7.4.90.0090.00916.40
7.4.80.0160.00619.39
7.4.70.0160.00016.48
7.4.60.0120.00316.40
7.4.50.0040.00416.46
7.4.40.0000.01616.56
7.4.30.0140.00916.48
7.4.00.0040.01114.59
7.3.330.0050.00013.04
7.3.320.0000.00512.96
7.3.310.0000.00616.19
7.3.300.0040.00416.20
7.3.290.0120.00616.20
7.3.280.0100.00716.16
7.3.270.0100.00717.40
7.3.260.0030.01316.41
7.3.250.0120.00416.35
7.3.240.0060.01216.45
7.3.230.0060.01216.39
7.3.210.0080.00816.51
7.3.200.0140.00719.39
7.3.190.0100.00616.41
7.3.180.0120.00916.23
7.3.170.0030.01716.50
7.3.160.0050.01016.22
7.2.330.0110.00616.61
7.2.320.0140.00316.34
7.2.310.0200.00516.59
7.2.300.0090.00816.44
7.2.290.0140.00916.47
7.2.00.0000.01019.41
7.1.100.0000.01717.55
7.1.70.0060.00916.66
7.1.60.0100.01319.32
7.1.50.0090.01216.98
7.1.00.0030.07722.43
7.0.200.0030.00316.77
7.0.140.0130.06322.08
7.0.60.0070.08019.91
7.0.50.0130.06317.78
7.0.40.0070.05720.23
7.0.30.0500.07320.17
7.0.20.0300.06720.16
7.0.10.0100.05020.16
7.0.00.0070.08320.13
5.6.280.0070.07020.90
5.6.210.0100.08020.74
5.6.200.0000.08018.09
5.6.190.0030.04720.49
5.6.180.0230.06020.59
5.6.170.0230.07320.33
5.6.160.0030.06020.50
5.6.150.0030.08318.14
5.6.140.0170.05018.15
5.6.130.0030.06018.15
5.6.120.0070.07320.99
5.6.110.0070.04721.00
5.6.100.0100.06721.10
5.6.90.0100.06720.87
5.6.80.0070.07720.53
5.6.70.4530.04020.49
5.5.350.0070.03020.36
5.5.340.0000.04317.88
5.5.330.0070.07020.23
5.5.320.0100.04320.13
5.5.310.0270.04020.17
5.5.300.0000.05018.07
5.5.290.0130.08017.94
5.5.280.0130.04320.79
5.5.270.0070.08720.86
5.5.260.0000.04320.88
5.5.250.0070.08720.57
5.5.240.0330.06320.15
5.4.450.0100.06319.32
5.4.440.0170.06019.50
5.4.430.0230.05019.52
5.4.420.0630.00019.45
5.4.410.0670.00019.04
5.4.400.0830.00019.17
5.4.390.0630.00019.16
5.4.380.0670.00019.00
5.4.370.0870.00018.98
5.4.360.0870.00018.96
5.4.350.0670.00019.07
5.4.340.0050.03511.96
5.4.320.0040.03812.45
5.4.310.0050.04012.45
5.4.300.0060.03812.45
5.4.290.0040.04112.45
5.4.280.0070.03812.34
5.4.270.0080.03512.35
5.4.260.0100.03812.34
5.4.250.0060.03912.34
5.4.240.0070.04112.34
5.4.230.0110.03512.34
5.4.220.0070.03512.34
5.4.210.0080.03512.34
5.4.200.0080.04512.34
5.4.190.0090.03712.33
5.4.180.0030.04012.33
5.4.170.0060.04112.35
5.4.160.0070.03412.34
5.4.150.0080.03412.34
5.4.140.0060.03712.02
5.4.130.0070.03512.01
5.4.120.0040.03711.97
5.4.110.0040.03711.96
5.4.100.0070.03411.96
5.4.90.0080.03411.96
5.4.80.0030.04011.96
5.4.70.0060.03511.96
5.4.60.0040.03711.96
5.4.50.0060.03711.96
5.4.40.0060.03711.95
5.4.30.0070.03511.95
5.4.20.0060.03511.95
5.4.10.0060.03511.95
5.4.00.0040.03911.43
5.3.290.0070.04212.80
5.3.280.0050.03812.71
5.3.270.0030.04212.72
5.3.260.0080.03912.72
5.3.250.0060.03712.71
5.3.240.0080.03512.72
5.3.230.0050.03912.71
5.3.220.0050.04412.68
5.3.210.0040.04112.68
5.3.200.0090.03912.68
5.3.190.0050.03912.68
5.3.180.0040.03812.67
5.3.170.0040.03812.67
5.3.160.0060.03612.67
5.3.150.0060.03912.67
5.3.140.0040.03912.66
5.3.130.0050.04012.66
5.3.120.0050.04012.66
5.3.110.0030.04212.66
5.3.100.0100.03512.12
5.3.90.0060.03612.09
5.3.80.0060.04012.07
5.3.70.0050.04012.07
5.3.60.0060.03512.07
5.3.50.0090.03412.00
5.3.40.0090.03812.00
5.3.30.0100.03911.94
5.3.20.0050.03711.71
5.3.10.0050.03511.69
5.3.00.0050.04011.68
5.2.170.0090.0269.18
5.2.160.0040.0309.18
5.2.150.0040.0359.18
5.2.140.0060.0299.17
5.2.130.0060.0339.13
5.2.120.0110.0349.13
5.2.110.0050.0309.14
5.2.100.0050.0289.13
5.2.90.0060.0319.13
5.2.80.0060.0299.13
5.2.70.0080.0279.13
5.2.60.0050.0389.09
5.2.50.0070.0329.05
5.2.40.0030.0339.03
5.2.30.0050.0299.01
5.2.20.0090.0408.99
5.2.10.0090.0358.92
5.2.00.0070.0308.77
5.1.60.0050.0228.05
5.1.50.0040.0268.05
5.1.40.0050.0258.04
5.1.30.0070.0228.39
5.1.20.0050.0268.41
5.1.10.0060.0288.13
5.1.00.0060.0348.13
5.0.50.0060.0226.61
5.0.40.0040.0206.47
5.0.30.0040.0316.29
5.0.20.0030.0196.25
5.0.10.0030.0216.23
5.0.00.0020.0356.22
4.4.90.0050.0144.78
4.4.80.0020.0164.76
4.4.70.0050.0144.75
4.4.60.0040.0154.75
4.4.50.0050.0154.77
4.4.40.0040.0254.70
4.4.30.0040.0144.76
4.4.20.0030.0164.84
4.4.10.0040.0144.85
4.4.00.0020.0274.76
4.3.110.0040.0154.67
4.3.100.0030.0144.66
4.3.90.0030.0144.64
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0020.0154.62
4.3.50.0020.0174.63
4.3.40.0030.0244.54
4.3.30.0020.0163.28
4.3.20.0030.0153.25
4.3.10.0020.0163.22
4.3.00.0100.0137.20

preferences:
40.02 ms | 400 KiB | 5 Q