3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_id('öäü'); var_dump(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)
8.3.60.0110.00716.50
8.3.50.0090.00921.14
8.3.40.0090.00618.75
8.3.30.0110.00418.54
8.3.20.0080.00020.34
8.3.10.0030.00523.48
8.3.00.0080.00023.61
8.2.180.0110.01118.22
8.2.170.0100.00322.96
8.2.160.0070.00722.26
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.52
8.2.120.0040.00426.35
8.2.110.0060.00322.12
8.2.100.0080.00317.59
8.2.90.0040.00419.09
8.2.80.0060.00317.97
8.2.70.0000.00817.38
8.2.60.0000.00917.91
8.2.50.0090.00018.07
8.2.40.0060.00320.42
8.2.30.0070.00019.23
8.2.20.0000.00817.57
8.2.10.0000.00717.95
8.2.00.0040.00417.82
8.1.280.0090.00625.92
8.1.270.0060.00323.84
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0060.00323.86
8.1.230.0110.00020.86
8.1.220.0000.00917.74
8.1.210.0080.00018.77
8.1.200.0030.00717.23
8.1.190.0060.00317.10
8.1.180.0080.00018.10
8.1.170.0050.00518.52
8.1.160.0000.00720.61
8.1.150.0050.00318.68
8.1.140.0040.00419.40
8.1.130.0030.00317.58
8.1.120.0000.00717.24
8.1.110.0040.00417.39
8.1.100.0040.00417.19
8.1.90.0040.00417.40
8.1.80.0030.00317.25
8.1.70.0030.00317.39
8.1.60.0080.00017.44
8.1.50.0000.00817.44
8.1.40.0050.00317.40
8.1.30.0060.00317.55
8.1.20.0040.00417.56
8.1.10.0000.00717.39
8.1.00.0040.00417.21
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00718.33
8.0.270.0070.00017.16
8.0.260.0030.00317.24
8.0.250.0000.00616.91
8.0.240.0000.00716.77
8.0.230.0070.00016.90
8.0.220.0060.00416.84
8.0.210.0000.00716.86
8.0.200.0040.00416.96
8.0.190.0080.00016.75
8.0.180.0070.00016.87
8.0.170.0070.00016.91
8.0.160.0030.00316.78
8.0.150.0030.00316.74
8.0.140.0070.00016.77
8.0.130.0000.00613.20
8.0.120.0040.00416.82
8.0.110.0070.00016.84
8.0.100.0000.00716.65
8.0.90.0050.00316.93
8.0.80.0070.01116.85
8.0.70.0040.00416.71
8.0.60.0000.00816.80
8.0.50.0040.00416.84
8.0.30.0070.00916.93
8.0.20.0100.01317.40
8.0.10.0000.00716.93
8.0.00.0110.00816.58
7.4.330.0000.00516.77
7.4.320.0000.00616.40
7.4.300.0000.00716.50
7.4.290.0020.00516.34
7.4.280.0040.00416.28
7.4.270.0000.00716.50
7.4.260.0080.00016.33
7.4.250.0070.00016.30
7.4.240.0030.00316.45
7.4.230.0000.00716.60
7.4.220.0170.00916.36
7.4.210.0030.01716.48
7.4.200.0080.00016.39
7.4.160.0090.00616.38
7.4.150.0150.00317.40
7.4.140.0140.00617.86
7.4.130.0100.00916.46
7.4.120.0110.01016.43
7.4.110.0070.01016.39
7.4.100.0070.01016.48
7.4.90.0090.00916.34
7.4.80.0140.00319.39
7.4.70.0050.01416.48
7.4.60.0060.00916.39
7.4.50.0070.01116.25
7.4.40.0140.00616.46
7.4.30.0090.00916.38
7.4.00.0000.01414.75
7.3.330.0020.00213.18
7.3.320.0030.00313.00
7.3.310.0040.00416.29
7.3.300.0040.00416.25
7.3.290.0080.01016.22
7.3.280.0080.00716.25
7.3.270.0060.01517.40
7.3.260.0090.00816.19
7.3.250.0060.01116.34
7.3.240.0100.00716.25
7.3.230.0030.01316.39
7.3.210.0030.01416.49
7.3.200.0170.00019.39
7.3.190.0100.00716.29
7.3.180.0110.00616.20
7.3.170.0080.00816.46
7.3.160.0030.01316.19
7.2.330.0120.00316.36
7.2.320.0120.00616.37
7.2.310.0110.00716.55
7.2.300.0100.00716.29
7.2.290.0040.01216.55
7.2.80.0030.01016.45
7.2.60.0070.00716.68
7.2.00.0030.00919.22
7.1.200.0090.00615.50
7.1.100.0030.00817.71
7.1.70.0060.01017.02
7.1.60.0100.01019.18
7.1.50.0040.01816.63
7.1.00.0000.07722.51
7.0.200.0050.00316.61
7.0.70.0070.08021.52
7.0.60.0030.05021.57
7.0.50.0030.05322.16
7.0.40.0000.06320.11
7.0.30.0000.04720.09
7.0.20.0030.06720.04
7.0.10.0000.08020.09
7.0.00.0030.07020.12
5.6.280.0030.03320.81
5.6.220.0130.07320.53
5.6.210.0100.05020.58
5.6.200.0000.06321.02
5.6.190.0030.08720.95
5.6.180.0030.06721.10
5.6.170.0030.05021.02
5.6.160.0000.08021.04
5.6.150.0030.06321.10
5.6.140.0000.09020.90
5.6.130.0230.07720.99
5.6.120.0070.08720.93
5.6.110.0070.07721.14
5.6.100.0030.06320.91
5.6.90.0100.05320.93
5.6.80.0000.05020.31
5.6.70.0070.06320.38
5.6.60.0070.07720.39
5.6.50.0000.08020.30
5.6.40.0100.08020.42
5.6.30.0030.04320.48
5.6.20.0070.05020.35
5.6.10.0200.06720.35
5.6.00.0030.06020.29
5.5.360.0030.07720.27
5.5.350.0000.05720.22
5.5.340.0100.07720.79
5.5.330.0000.08720.75
5.5.320.0030.04320.80
5.5.310.0000.04320.86
5.5.300.0000.08720.74
5.5.290.0070.08020.81
5.5.280.0000.07320.75
5.5.270.0070.08720.75
5.5.260.0070.07320.88
5.5.250.0070.07720.63
5.5.240.0130.06020.26
5.5.230.0100.06720.01
5.5.220.0000.06020.28
5.5.210.0070.05020.27
5.5.200.0000.07020.12
5.5.190.0130.06320.25
5.5.180.0000.08720.25
5.5.160.0030.07320.26
5.5.150.0070.07320.20
5.5.140.0000.08020.21
5.5.130.0030.08320.17
5.5.120.0030.08020.22
5.5.110.0070.05320.10
5.5.100.0030.07320.16
5.5.90.0000.05720.04
5.5.80.0070.07720.06
5.5.70.0100.06320.07
5.5.60.0030.07719.95
5.5.50.0000.05720.05
5.5.40.0130.05019.94
5.5.30.0070.06320.07
5.5.20.0070.07320.03
5.5.10.0070.08320.11
5.5.00.0030.07320.09

preferences:
53.02 ms | 401 KiB | 5 Q