3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('session.hash_function','sha512'); session_start(); $orig = session_id(); session_regenerate_id(); $new = session_id(); echo("$orig <br> $new");

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)
8.3.60.0150.00016.38
8.3.50.0120.00316.03
8.3.40.0150.00018.41
8.3.30.0110.00418.66
8.3.20.0050.00220.25
8.3.10.0000.00721.89
8.3.00.0060.00323.59
8.2.180.0190.00316.63
8.2.170.0110.00422.96
8.2.160.0130.00020.38
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0050.00219.83
8.2.120.0050.00326.35
8.2.110.0060.00319.20
8.2.100.0070.00417.72
8.2.90.0000.00819.11
8.2.80.0050.00317.97
8.2.70.0000.00917.50
8.2.60.0000.00817.93
8.2.50.0070.00418.07
8.2.40.0090.00022.45
8.2.30.0040.00419.36
8.2.20.0000.00717.76
8.2.10.0040.00418.14
8.2.00.0000.00718.11
8.1.280.0100.00725.92
8.1.270.0130.00624.04
8.1.260.0050.00328.09
8.1.250.0080.00028.09
8.1.240.0060.00319.10
8.1.230.0090.00317.52
8.1.220.0080.00017.76
8.1.210.0030.00618.77
8.1.200.0030.00617.35
8.1.190.0000.00917.23
8.1.180.0030.00618.10
8.1.170.0030.00518.66
8.1.160.0050.00320.78
8.1.150.0000.00718.88
8.1.140.0080.00319.51
8.1.130.0030.00317.64
8.1.120.0030.00317.41
8.1.110.0060.00317.37
8.1.100.0030.00517.31
8.1.90.0080.00017.38
8.1.80.0050.00217.44
8.1.70.0080.00017.52
8.1.60.0030.00617.47
8.1.50.0040.00417.38
8.1.40.0000.00817.45
8.1.30.0060.00317.60
8.1.20.0000.00817.59
8.1.10.0040.00417.46
8.1.00.0040.00417.39
8.0.300.0000.00718.77
8.0.290.0050.00316.75
8.0.280.0000.00718.52
8.0.270.0020.00517.30
8.0.260.0030.00317.26
8.0.250.0030.00317.01
8.0.240.0040.00416.97
8.0.230.0050.00316.92
8.0.220.0000.00816.82
8.0.210.0070.00016.96
8.0.200.0000.00716.94
8.0.190.0060.00316.83
8.0.180.0040.00416.82
8.0.170.0000.00816.86
8.0.160.0000.00816.80
8.0.150.0000.00716.76
8.0.140.0000.00716.80
8.0.130.0030.00313.40
8.0.120.0000.00816.79
8.0.110.0070.00016.84
8.0.100.0040.00416.77
8.0.90.0040.00417.02
8.0.80.0100.00716.92
8.0.70.0070.00016.86
8.0.60.0040.00416.90
8.0.50.0080.00016.95
8.0.30.0100.00717.11
8.0.20.0040.01317.40
8.0.10.0040.00417.00
8.0.00.0110.00916.73
7.4.330.0000.00616.83
7.4.320.0060.00016.45
7.4.300.0050.00316.57
7.4.290.0030.00316.55
7.4.280.0030.00616.48
7.4.270.0070.00016.36
7.4.260.0040.00416.48
7.4.250.0000.00816.49
7.4.240.0030.00416.55
7.4.230.0070.00016.65
7.4.220.0090.00916.50
7.4.210.0080.00616.45
7.4.200.0000.00716.45
7.4.160.0160.00016.35
7.4.150.0030.01417.40
7.4.140.0170.01617.86
7.4.130.0120.01216.57
7.4.120.0160.00216.47
7.4.110.0100.00716.58
7.4.100.0090.01316.40
7.4.90.0070.01016.35
7.4.80.0070.01019.39
7.4.70.0110.00716.54
7.4.60.0090.00616.47
7.4.50.0030.01316.67
7.4.40.0090.01116.49
7.4.30.0080.00816.52
7.4.00.0100.00615.03
7.3.330.0000.00513.11
7.3.320.0000.00613.06
7.3.310.0040.00416.22
7.3.300.0080.00016.19
7.3.290.0050.00216.26
7.3.280.0050.01216.30
7.3.270.0070.01117.40
7.3.260.0140.00416.21
7.3.240.0110.00616.28
7.3.230.0070.01016.39
7.3.210.0130.00716.45
7.3.200.0110.00619.39
7.3.190.0060.01516.16
7.3.180.0130.00316.15
7.3.170.0090.01216.39
7.3.160.0070.01116.31
7.2.330.0150.00916.48
7.2.320.0130.01716.61
7.2.310.0090.00916.45
7.2.300.0100.01516.64
7.2.290.0030.01516.38
7.2.60.0100.00616.66
7.2.00.0180.00519.00
7.1.200.0090.00615.65
7.1.100.0030.00617.69
7.1.70.0000.00716.97
7.1.60.0070.01819.30
7.1.50.0060.00916.57
7.1.00.0000.08022.42
7.0.200.0070.00316.63
7.0.60.0000.04321.83
7.0.50.0070.08017.88
7.0.40.0100.08320.24
7.0.30.0330.07320.02
7.0.20.0370.07020.09
7.0.10.0070.06320.19
7.0.00.0030.05720.27
5.6.280.0000.03321.02
5.6.210.0100.03320.74
5.6.200.0070.05018.17
5.6.190.0100.08720.37
5.6.180.0300.04720.33
5.6.170.0200.05020.49
5.6.160.0070.04020.41
5.6.150.0100.07718.11
5.6.140.0030.04318.08
5.6.130.0130.07718.16
5.6.120.0130.08021.07
5.6.110.0170.08021.09
5.6.100.0030.04320.97
5.6.90.0000.04720.95
5.6.80.0070.08020.37
5.5.350.4030.04320.31
5.5.340.0100.07317.99
5.5.330.0070.05320.27
5.5.320.0370.04720.50
5.5.310.0300.07020.27
5.5.300.0070.05717.91
5.5.290.0170.08018.00
5.5.280.0100.08020.87
5.5.270.0200.07320.96
5.5.260.0070.08320.86
5.5.250.0070.07020.62
5.5.240.2970.03020.11

preferences:
39.39 ms | 401 KiB | 5 Q