3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_start(); $x = session_id(42); print_r($x);

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)
8.3.60.0060.01518.56
8.3.50.0100.00921.86
8.3.40.0160.00018.79
8.3.30.0040.01118.71
8.3.20.0050.00320.32
8.3.10.0080.00021.90
8.3.00.0000.00817.91
8.2.180.0110.01116.50
8.2.170.0160.00022.96
8.2.160.0070.00720.48
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0030.00617.63
8.2.110.0030.00622.09
8.2.100.0040.00817.75
8.2.90.0090.00019.27
8.2.80.0030.00617.97
8.2.70.0090.00017.50
8.2.60.0000.00817.91
8.2.50.0000.00818.07
8.2.40.0080.00419.25
8.2.30.0040.00420.55
8.2.20.0000.00817.68
8.2.10.0040.00418.00
8.2.00.0040.00418.05
8.1.280.0040.01125.92
8.1.270.0090.00922.28
8.1.260.0080.00326.35
8.1.250.0040.00428.09
8.1.240.0000.01022.61
8.1.230.0080.00417.42
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0040.00417.22
8.1.180.0000.00718.10
8.1.170.0030.00518.50
8.1.160.0030.00322.00
8.1.150.0040.00418.86
8.1.140.0040.00417.28
8.1.130.0030.00617.71
8.1.120.0040.00417.31
8.1.110.0000.00717.35
8.1.100.0050.00317.34
8.1.90.0080.00017.36
8.1.80.0000.00717.38
8.1.70.0030.00317.41
8.1.60.0030.00517.55
8.1.50.0000.00817.50
8.1.40.0050.00317.50
8.1.30.0000.00817.53
8.1.20.0060.00317.66
8.1.10.0040.00417.35
8.1.00.0030.00617.40
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0050.00318.46
8.0.270.0050.00317.16
8.0.260.0000.00717.27
8.0.250.0040.00416.94
8.0.240.0080.00017.00
8.0.230.0070.00016.96
8.0.220.0060.00316.96
8.0.210.0000.00716.89
8.0.200.0030.00316.98
8.0.190.0040.00416.98
8.0.180.0030.00616.92
8.0.170.0060.00316.90
8.0.160.0040.00416.89
8.0.150.0030.00316.80
8.0.140.0030.00616.72
8.0.130.0070.00013.30
8.0.120.0030.00516.84
8.0.110.0020.00516.80
8.0.100.0000.00716.81
8.0.90.0000.00716.81
8.0.80.0120.00616.91
8.0.70.0000.00716.91
8.0.60.0000.00716.91
8.0.50.0000.00716.90
8.0.30.0060.01117.16
8.0.20.0140.00717.40
8.0.10.0040.00416.92
8.0.00.0090.01116.66
7.4.330.0000.00615.08
7.4.320.0000.00616.42
7.4.300.0000.00616.38
7.4.290.0040.00416.54
7.4.280.0040.00716.52
7.4.270.0070.00016.53
7.4.260.0070.00016.30
7.4.250.0030.00616.46
7.4.240.0000.00716.45
7.4.230.0000.00716.55
7.4.220.0060.01016.54
7.4.210.0140.00016.41
7.4.200.0000.00716.54
7.4.160.0140.00716.40
7.4.150.0100.00717.40
7.4.140.0160.00617.86
7.4.130.0110.00616.49
7.4.120.0120.00616.53
7.4.110.0070.01016.46
7.4.100.0120.00616.39
7.4.90.0100.00716.49
7.4.80.0030.01319.39
7.4.70.0110.00616.43
7.4.60.0030.01316.48
7.4.50.0000.00816.30
7.4.40.0110.01116.32
7.4.30.0040.01616.50
7.4.00.0100.00714.86
7.3.330.0050.00013.02
7.3.320.0000.00513.11
7.3.310.0070.00016.27
7.3.300.0060.00016.16
7.3.290.0110.00616.23
7.3.280.0070.01016.19
7.3.270.0080.00917.40
7.3.260.0110.00716.25
7.3.250.0100.00716.24
7.3.240.0120.01216.12
7.3.230.0070.01116.39
7.3.210.0110.00916.08
7.3.200.0040.01216.18
7.3.190.0070.01116.20
7.3.180.0060.00916.45
7.3.170.0140.00316.33
7.3.160.0090.00916.31
7.3.10.0070.00416.52
7.3.00.0120.00316.60
7.2.330.0090.00916.51
7.2.320.0090.00916.65
7.2.310.0060.01216.34
7.2.300.0130.00416.22
7.2.290.0110.01116.54
7.2.130.0060.00316.51
7.2.120.0030.01016.93
7.2.110.0000.01416.64
7.2.100.0030.01316.99
7.2.90.0070.00716.75
7.2.80.0060.01016.91
7.2.70.0030.00916.59
7.2.60.0030.01316.87
7.2.50.0060.01016.82
7.2.40.0000.01416.54
7.2.30.0080.00616.82
7.2.20.0100.00316.70
7.2.10.0090.00616.69
7.2.00.0050.00918.00
7.1.250.0000.01315.79
7.1.200.0120.00315.41
7.1.100.0080.00318.03
7.1.70.0000.00816.97
7.1.60.0070.01719.19
7.1.50.0070.00716.66
7.1.00.0100.07022.43
7.0.200.0030.00616.54
7.0.60.0100.04719.84
7.0.50.0030.08717.85
7.0.40.0130.04720.12
7.0.30.0300.06020.13
7.0.20.0230.05020.12
7.0.10.0100.04720.18
7.0.00.0070.04020.20
5.6.280.0030.07320.80
5.6.210.0030.05320.66
5.6.200.0030.08318.09
5.6.190.0130.07720.61
5.6.180.0270.08320.49
5.6.170.0230.07020.36
5.6.160.0070.09020.41
5.6.150.0070.08318.18
5.6.140.0070.04018.09
5.6.130.0130.04018.18
5.6.120.0130.04320.98
5.6.110.0070.08721.12
5.6.100.0100.08020.96
5.6.90.0000.09021.12
5.6.80.0070.03720.38
5.5.350.0000.08320.39
5.5.340.0070.08317.95
5.5.330.0130.05020.15
5.5.320.0300.06720.30
5.5.310.0430.06320.17
5.5.300.0030.04318.00
5.5.290.0070.03717.89
5.5.280.0070.08320.88
5.5.270.0070.07720.85
5.5.260.0100.07320.77
5.5.250.0070.06320.57
5.5.240.0170.07720.25
5.4.450.0530.06319.61
5.4.440.0430.06319.32
5.4.430.0600.06319.41
5.4.420.0830.04319.41
5.4.410.0670.05019.34
5.4.400.0500.05719.02
5.4.390.0530.06018.91
5.4.380.0470.05319.21
5.4.370.0500.05319.26
5.4.360.0500.06019.09
5.4.350.0530.05719.30
5.4.340.0600.05319.22
5.4.320.0670.05319.19
5.4.310.0830.05019.23
5.4.300.0470.06019.12
5.4.290.0500.05319.30
5.4.280.0370.06718.95
5.4.270.0600.05318.77
5.4.260.0530.05319.30
5.4.250.0530.05318.94
5.4.240.0530.05319.13
5.4.230.0400.06318.91
5.4.220.0700.05719.21
5.4.210.0670.06318.99
5.4.200.0670.04319.14
5.4.190.0670.04019.07
5.4.180.0430.05719.18
5.4.170.0500.06018.90
5.4.160.0770.03719.23
5.4.150.0570.06019.20
5.4.140.0630.05316.40
5.4.130.0830.05016.47
5.4.120.0470.06016.34
5.4.110.0530.05716.55
5.4.100.0600.04716.45
5.4.90.0600.04016.50
5.4.80.0530.05016.43
5.4.70.0070.04316.48
5.4.60.0200.05316.37
5.4.50.0200.05016.15
5.4.40.0270.06716.40
5.4.30.0030.06316.48
5.4.20.0000.04716.20
5.4.10.0300.08716.43

preferences:
31.37 ms | 401 KiB | 5 Q