3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_start(); session_start();

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)
8.3.40.0040.01118.83
8.3.30.0100.01018.97
8.3.20.0040.00420.22
8.3.10.0040.00720.54
8.3.00.0100.00017.50
8.2.170.0110.00722.96
8.2.160.0130.00020.51
8.2.150.0030.00524.18
8.2.140.0090.00324.66
8.2.130.0070.00026.16
8.2.120.0070.00022.22
8.2.110.0060.00320.41
8.2.100.0090.00317.78
8.2.90.0000.00919.14
8.2.80.0040.00417.97
8.2.70.0060.00317.38
8.2.60.0050.00517.80
8.2.50.0040.00418.07
8.2.40.0000.00818.06
8.2.30.0070.00019.45
8.2.20.0050.00317.50
8.2.10.0000.00718.04
8.2.00.0000.00717.68
8.1.270.0060.00322.27
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0100.00019.09
8.1.230.0040.00819.11
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0060.00318.50
8.1.160.0000.00722.02
8.1.150.0040.00418.83
8.1.140.0040.00417.30
8.1.130.0040.00417.89
8.1.120.0030.00717.27
8.1.110.0040.00417.22
8.1.100.0000.00717.39
8.1.90.0000.00717.21
8.1.80.0000.00717.38
8.1.70.0030.00317.27
8.1.60.0050.00517.45
8.1.50.0050.00317.29
8.1.40.0000.00817.34
8.1.30.0040.00417.54
8.1.20.0040.00417.50
8.1.10.0080.00017.27
8.1.00.0040.00417.29
8.0.300.0000.00818.77
8.0.290.0000.00816.75
8.0.280.0000.00818.29
8.0.270.0070.00017.07
8.0.260.0040.00418.35
8.0.250.0000.00716.88
8.0.240.0050.00216.89
8.0.230.0000.00816.78
8.0.220.0040.00416.70
8.0.210.0030.00316.80
8.0.200.0050.00316.95
8.0.190.0030.00716.77
8.0.180.0040.00416.89
8.0.170.0000.00816.91
8.0.160.0080.00016.73
8.0.150.0070.00016.85
8.0.140.0070.00016.86
8.0.130.0030.00313.29
8.0.120.0030.00516.73
8.0.110.0040.00416.81
8.0.100.0040.00416.76
8.0.90.0040.00416.65
8.0.80.0090.00616.89
8.0.70.0070.00016.73
8.0.60.0000.00716.80
8.0.50.0070.00016.89
8.0.30.0120.00717.03
8.0.20.0100.00917.40
8.0.10.0000.00716.82
8.0.00.0080.01016.58
7.4.330.0000.00515.00
7.4.320.0060.00016.48
7.4.300.0060.00016.43
7.4.290.0000.00716.48
7.4.280.0040.00416.27
7.4.270.0060.00316.27
7.4.260.0000.00716.33
7.4.250.0060.00316.39
7.4.240.0030.00416.42
7.4.230.0050.00216.55
7.4.220.0070.01116.48
7.4.210.0080.00516.48
7.4.200.0040.00516.33
7.4.160.0150.00416.44
7.4.150.0050.01317.40
7.4.140.0080.00917.86
7.4.130.0140.00516.43
7.4.120.0080.00816.42
7.4.110.0170.00716.38
7.4.100.0000.01816.67
7.4.90.0150.00316.39
7.4.80.0090.00919.39
7.4.70.0100.01316.31
7.4.60.0130.00316.28
7.4.50.0000.00516.52
7.4.40.0090.00616.46
7.4.30.0050.01116.27
7.4.00.0140.00314.86
7.3.330.0000.00513.04
7.3.320.0000.00513.13
7.3.310.0070.00016.19
7.3.300.0000.00616.11
7.3.290.0120.00316.31
7.3.280.0070.01016.23
7.3.270.0130.00417.40
7.3.260.0070.01716.25
7.3.250.0110.00616.23
7.3.240.0120.00916.44
7.3.230.0100.00716.39
7.3.210.0100.01316.22
7.3.200.0130.00616.07
7.3.190.0140.00316.24
7.3.180.0090.00616.19
7.3.170.0090.01216.27
7.3.160.0100.00716.11
7.2.330.0070.01716.53
7.2.320.0160.00016.17
7.2.310.0060.01216.21
7.2.300.0000.01616.50
7.2.290.0120.00316.34
7.2.60.0160.00016.66
7.2.00.0000.01218.95
7.1.200.0000.01115.56
7.1.100.0090.00317.94
7.1.70.0080.00517.00
7.1.60.0040.00816.87
7.1.50.0030.01316.98
7.1.30.0200.01334.27
7.1.00.0000.08022.51
7.0.200.0070.00716.55
7.0.140.0000.07722.18
7.0.100.0100.03720.02
7.0.90.0330.05019.99
7.0.80.0430.06319.87
7.0.70.0130.07019.98
7.0.60.0070.07020.01
7.0.50.0030.05020.33
7.0.40.0030.05720.03
7.0.30.0030.05020.11
7.0.20.0070.08320.13
7.0.10.0100.04720.07
7.0.00.0100.08020.18
5.6.280.0000.07720.92
5.6.250.0100.06720.62
5.6.240.0000.07720.73
5.6.230.0030.08320.59
5.6.220.0130.03320.61
5.6.210.0030.07320.64
5.6.200.0030.08321.04
5.6.190.0070.09321.01
5.6.180.0100.08321.08
5.6.170.0000.06021.13
5.6.160.0170.06721.16
5.6.150.0100.07721.07
5.6.140.0070.04321.03
5.6.130.0130.08020.98
5.6.120.0100.08320.92
5.6.110.0100.08021.15
5.6.100.0130.07721.01
5.6.90.0070.05021.08
5.6.80.0100.05020.42
5.6.70.0070.07020.48
5.6.60.0030.06020.31
5.6.50.0070.05320.52
5.6.40.0030.05720.37
5.6.30.0030.08020.43
5.6.20.0100.08020.29
5.6.10.0100.07320.39
5.6.00.0030.05020.36
5.5.380.0000.08720.40
5.5.370.0100.05320.39
5.5.360.0070.04020.52
5.5.350.0070.07720.39
5.5.340.0100.04320.79
5.5.330.0100.04020.82
5.5.320.0070.07320.83
5.5.310.0070.08020.81
5.5.300.0130.04320.89
5.5.290.0100.05320.79
5.5.280.0030.06020.78
5.5.270.0070.05020.85
5.5.260.0100.04320.81
5.5.250.0130.07720.71
5.5.240.0000.07320.02
5.5.230.0070.07020.16
5.5.220.0070.04020.16
5.5.210.0000.04320.24
5.5.200.0000.06319.99
5.5.190.0030.05020.21
5.5.180.0070.06320.17
5.5.160.0070.07320.14
5.5.150.0070.05020.13
5.5.140.0100.03720.21
5.5.130.0070.04320.13
5.5.120.0100.03720.09
5.5.110.0070.06720.07
5.5.100.0030.07019.96
5.5.90.0070.03720.14
5.5.80.0170.05319.92
5.5.70.0130.04720.14
5.5.60.0100.04720.13
5.5.50.0130.06720.07
5.5.40.0130.05720.05
5.5.30.0130.06319.99
5.5.20.0030.08020.13
5.5.10.0070.05020.02
5.5.00.0130.05719.97
5.4.450.0100.04319.31
5.4.440.0070.04019.37
5.4.430.0030.06319.39
5.4.420.0100.08019.26
5.4.410.0000.06718.98
5.4.400.0030.05719.05
5.4.390.0130.05319.03
5.4.380.0130.06719.06
5.4.370.0100.07019.05
5.4.360.0000.08019.06
5.4.350.0030.07719.09
5.4.340.0030.08019.05
5.4.320.0100.08018.95
5.4.310.0070.03719.07
5.4.300.0030.04019.05
5.4.290.0130.06318.94
5.4.280.0100.07318.80
5.4.270.0130.07018.81
5.4.260.0030.05719.09
5.4.250.0130.02719.04
5.4.240.0070.07318.93
5.4.230.0130.06019.09
5.4.220.0030.08019.01
5.4.210.0070.06018.80
5.4.200.0030.04719.18
5.4.190.0030.06318.96
5.4.180.0030.06019.08
5.4.170.0130.06719.07
5.4.160.0070.07318.96
5.4.150.0030.06018.88
5.4.140.0130.05016.39
5.4.130.0100.03316.28
5.4.120.0100.07316.33
5.4.110.0030.07716.38
5.4.100.0070.07716.38
5.4.90.0070.07016.42
5.4.80.0030.04016.29
5.4.70.0100.07016.32
5.4.60.0070.03016.42
5.4.50.0030.06016.19
5.4.40.0070.04716.40
5.4.30.0100.06316.36
5.4.20.0000.08016.34
5.4.10.0100.03316.20
5.4.00.0100.06715.72
5.3.290.0130.03014.63
5.3.280.0170.05714.55
5.3.270.0100.05014.48
5.3.260.0130.03714.51
5.3.250.0070.06714.59
5.3.240.0070.07314.43
5.3.230.0100.03314.55
5.3.220.0000.06314.52
5.3.210.0030.04314.52
5.3.200.0070.07314.54
5.3.190.0130.06714.55
5.3.180.0100.06714.41
5.3.170.0030.05714.55
5.3.160.0000.08314.48
5.3.150.0000.06314.54
5.3.140.0030.07014.48
5.3.130.0030.03714.53
5.3.120.0130.04014.38
5.3.110.0030.04014.40
5.3.100.0030.03313.95
5.3.90.0030.06713.99
5.3.80.0100.02713.95
5.3.70.0070.06714.02
5.3.60.0030.03713.97
5.3.50.0100.07013.93
5.3.40.0030.04313.77
5.3.30.0170.06713.72
5.3.20.0070.03713.59
5.3.10.0070.06713.61
5.3.00.0000.04013.64
5.2.170.0030.05011.13
5.2.160.0100.04311.13
5.2.150.0100.03011.21
5.2.140.0030.04311.17
5.2.130.0130.05311.12
5.2.120.0070.04010.96
5.2.110.0030.03311.12
5.2.100.0070.05311.09
5.2.90.0030.03711.14
5.2.80.0070.06011.07
5.2.70.0100.02711.07
5.2.60.0000.05011.03
5.2.50.0000.03311.06
5.2.40.0000.03310.84
5.2.30.0000.04011.04
5.2.20.0130.05310.95
5.2.10.0030.05310.78
5.2.00.0000.03310.71
5.1.60.0070.0279.97
5.1.50.0000.03010.04
5.1.40.0000.0339.98
5.1.30.0000.04010.37
5.1.20.0030.03310.24
5.1.10.0100.05010.11
5.1.00.0030.03310.11
5.0.50.0030.0238.69
5.0.40.0030.0208.69
5.0.30.0070.0338.69
5.0.20.0070.0238.69
5.0.10.0030.0238.69
5.0.00.0030.0638.69
4.4.90.0000.0178.69
4.4.80.0100.0208.69
4.4.70.0030.0208.69
4.4.60.0030.0138.69
4.4.50.0030.0178.69
4.4.40.0070.0438.69
4.4.30.0070.0138.69
4.4.20.0030.0138.69
4.4.10.0000.0338.69
4.4.00.0000.0308.69
4.3.110.0000.0338.69
4.3.100.0070.0208.69
4.3.90.0000.0208.69
4.3.80.0030.0508.69
4.3.70.0030.0178.69
4.3.60.0000.0378.69
4.3.50.0030.0178.69
4.3.40.0000.0438.69
4.3.30.0000.0178.69
4.3.20.0000.0308.69
4.3.10.0030.0338.69
4.3.00.0000.0178.69

preferences:
48.54 ms | 400 KiB | 5 Q