3v4l.org

run code in 300+ PHP versions simultaneously
<?php const a = "a";

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)
8.3.40.0140.00018.50
8.3.30.0110.00418.92
8.3.20.0000.00820.16
8.3.10.0000.00821.93
8.3.00.0080.00022.39
8.2.170.0100.00722.96
8.2.160.0030.01920.29
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0100.00726.16
8.2.120.0000.00817.63
8.2.110.0030.00721.03
8.2.100.0040.00817.59
8.2.90.0040.00419.05
8.2.80.0050.00317.97
8.2.70.0050.00317.38
8.2.60.0080.00017.80
8.2.50.0000.00818.07
8.2.40.0090.00019.76
8.2.30.0030.00517.91
8.2.20.0050.00217.68
8.2.10.0000.01019.46
8.2.00.0000.00717.58
8.1.270.0040.00421.92
8.1.260.0040.00426.35
8.1.250.0070.00328.09
8.1.240.0090.00022.75
8.1.230.0070.00418.88
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0020.00518.75
8.1.160.0000.00818.71
8.1.150.0050.00218.55
8.1.140.0030.00617.38
8.1.130.0030.00317.65
8.1.120.0000.00917.35
8.1.110.0050.00317.34
8.1.100.0040.00417.36
8.1.90.0000.00817.39
8.1.80.0000.00717.38
8.1.70.0000.00817.31
8.1.60.0070.00317.42
8.1.50.0000.00817.41
8.1.40.0040.00417.35
8.1.30.0080.00017.55
8.1.20.0030.00617.40
8.1.10.0030.00517.37
8.1.00.0040.00417.21
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.33
8.0.270.0070.00017.14
8.0.260.0000.00616.67
8.0.250.0070.00016.79
8.0.240.0030.00316.80
8.0.230.0000.00716.80
8.0.220.0070.00016.83
8.0.210.0000.00816.81
8.0.200.0030.00316.80
8.0.190.0070.00316.87
8.0.180.0000.00816.86
8.0.170.0040.00416.84
8.0.160.0000.00816.79
8.0.150.0070.00016.58
8.0.140.0050.00316.76
8.0.130.0030.00313.32
8.0.120.0040.00416.82
8.0.110.0000.00816.77
8.0.100.0040.00416.92
8.0.90.0000.00716.66
8.0.80.0030.01716.85
8.0.70.0040.00416.61
8.0.60.0040.00416.78
8.0.50.0070.00016.80
8.0.30.0090.01017.01
8.0.20.0090.01217.40
8.0.10.0040.00416.71
8.0.00.0050.01316.66
7.4.330.0020.00215.00
7.4.320.0030.00316.48
7.4.300.0060.00016.41
7.4.290.0030.00316.41
7.4.280.0070.00016.42
7.4.270.0030.00316.42
7.4.260.0070.00316.34
7.4.250.0070.00016.48
7.4.240.0030.00316.40
7.4.230.0030.00316.30
7.4.220.0110.00816.39
7.4.210.0090.00716.43
7.4.200.0070.00016.57
7.4.190.0070.00016.63
7.4.160.0070.01516.40
7.4.150.0030.01417.40
7.4.140.0120.00517.86
7.4.130.0100.00616.29
7.4.120.0080.00916.40
7.4.110.0170.00016.43
7.4.100.0100.01016.50
7.4.90.0190.00616.45
7.4.80.0120.00919.39
7.4.70.0120.00416.29
7.4.60.0130.00316.39
7.4.50.0030.00616.51
7.4.40.0140.00022.77
7.4.30.0090.00616.45
7.4.00.0030.01214.61
7.3.330.0000.00613.01
7.3.320.0000.00513.13
7.3.310.0020.00516.23
7.3.300.0030.00316.08
7.3.290.0120.00916.14
7.3.280.0120.00716.16
7.3.270.0070.01017.40
7.3.260.0080.00916.21
7.3.250.0090.01216.32
7.3.240.0120.00416.30
7.3.230.0090.00916.39
7.3.210.0070.01016.21
7.3.200.0090.00619.39
7.3.190.0030.01316.40
7.3.180.0030.01716.48
7.3.170.0100.00616.30
7.3.160.0130.00316.37
7.3.120.0030.01314.64
7.2.330.0030.01416.47
7.2.320.0090.00916.33
7.2.310.0140.00316.21
7.2.300.0020.01716.64
7.2.290.0120.00416.37
7.2.00.0060.00619.34
7.1.100.0080.00318.02
7.1.70.0040.00416.99
7.1.60.0070.01719.82
7.1.50.0130.01016.91
7.1.00.0170.06322.30
7.0.200.0120.00016.75
7.0.140.0030.07322.11
7.0.60.0100.08020.00
7.0.50.0030.04017.79
7.0.40.0130.03720.22
7.0.30.0170.05320.17
7.0.20.0200.05020.21
7.0.10.0030.05020.18
7.0.00.0230.05320.16
5.6.280.0000.07721.09
5.6.210.0070.08720.64
5.6.200.0130.07318.08
5.6.190.0100.07720.48
5.6.180.0400.05720.61
5.6.170.0200.04720.54
5.6.160.0170.04720.48
5.6.150.0000.06318.12
5.6.140.0200.06718.18
5.6.130.0170.05318.21
5.6.120.0130.06021.01
5.6.110.0070.06721.04
5.6.100.0100.07720.99
5.6.90.0070.07721.12
5.6.80.0100.06320.43
5.5.350.0070.08320.37
5.5.340.0000.04317.91
5.5.330.0030.05320.37
5.5.320.0100.08020.29
5.5.310.0300.07320.18
5.5.300.0030.04317.96
5.5.290.0100.08017.95
5.5.280.0070.04020.87
5.5.270.0030.04720.83
5.5.260.0030.04320.71
5.5.250.0170.05320.65
5.5.240.3530.03720.06
5.4.450.0370.05719.13
5.4.440.0230.07319.56
5.4.430.0270.06319.56
5.4.420.0270.04019.20
5.4.410.0300.05719.32
5.4.400.0330.07019.22
5.4.390.0230.06319.26
5.4.380.0300.07019.13
5.4.370.0300.07018.95
5.4.360.0300.05719.16
5.4.350.0300.07319.10
5.4.340.0330.06719.26
5.4.320.0370.07019.24
5.4.310.0270.07318.92
5.4.300.0300.07319.23
5.4.290.0300.07318.79
5.4.280.0270.07318.88
5.4.270.0370.05719.11
5.4.260.0270.07719.08
5.4.250.0270.03718.92
5.4.240.0370.04319.21
5.4.230.0300.04318.80
5.4.220.0400.06319.13
5.4.210.0300.07019.15
5.4.200.0300.06318.92
5.4.190.0270.05019.23
5.4.180.0300.03719.09
5.4.170.0270.07719.07
5.4.160.0230.04318.90
5.4.150.0330.06719.22
5.4.140.0230.04316.31
5.4.130.0330.06316.43
5.4.120.0430.05716.26
5.4.110.0270.05016.38
5.4.100.0330.06316.39
5.4.90.0300.06016.45
5.4.80.0370.04716.39
5.4.70.0200.04316.46
5.4.60.0330.04716.40
5.4.50.0430.03716.18
5.4.40.0400.05716.27
5.4.30.0230.07316.36
5.4.20.0400.05316.48
5.4.10.0300.06316.38
5.4.00.0330.04715.67
5.3.290.0270.07314.61
5.3.280.0300.06714.52
5.3.270.0230.06314.51
5.3.260.0370.06714.47
5.3.250.0300.07314.55
5.3.240.0270.07314.63
5.3.230.0300.06014.62
5.3.220.0300.07014.48
5.3.210.0230.06314.61
5.3.200.0300.05014.59
5.3.190.0270.04314.41
5.3.180.0300.07314.51
5.3.170.0300.05714.50
5.3.160.0330.03314.64
5.3.150.0270.07014.51
5.3.140.0270.06714.60
5.3.130.0430.05714.45
5.3.120.0370.06314.45
5.3.110.0270.07314.38
5.3.100.0330.06013.93
5.3.90.0330.06013.89
5.3.80.0330.07013.85
5.3.70.0230.04313.89
5.3.60.0300.03714.09
5.3.50.0270.05313.88
5.3.40.0430.04013.87
5.3.30.0270.06013.78
5.3.20.0330.06713.66
5.3.10.0300.05313.59
5.3.00.0300.06713.66

preferences:
43.58 ms | 400 KiB | 5 Q