3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_start(); $alte_sessionid = session_id(); session_regenerate_id(); $neue_sessionid = session_id(); echo "Alte Session: $alte_sessionid<br>"; echo "Neue Session: $neue_sessionid<br>"; print_r($_SESSION);

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)
8.3.60.0140.00716.61
8.3.50.0140.00718.18
8.3.40.0150.00418.71
8.3.30.0070.01118.72
8.3.20.0040.00420.25
8.3.10.0110.00720.41
8.3.00.0090.00023.65
8.2.180.0090.00616.38
8.2.170.0100.00722.96
8.2.160.0070.01022.21
8.2.150.0120.00624.18
8.2.140.0050.00324.66
8.2.130.0090.00920.79
8.2.120.0050.00326.35
8.2.110.0100.00020.47
8.2.100.0080.00417.97
8.2.90.0040.00417.75
8.2.80.0000.00817.97
8.2.70.0000.00918.00
8.2.60.0000.00818.03
8.2.50.0090.00018.10
8.2.40.0070.00020.55
8.2.30.0050.00319.45
8.2.20.0000.00717.74
8.2.10.0050.00317.97
8.2.00.0040.00418.04
8.1.280.0150.00325.92
8.1.270.0060.00322.23
8.1.260.0000.00828.09
8.1.250.0090.00928.09
8.1.240.0080.00323.89
8.1.230.0120.00022.66
8.1.220.0040.00417.77
8.1.210.0030.00620.77
8.1.200.0030.00717.35
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0080.00018.52
8.1.160.0000.00820.71
8.1.150.0050.00318.96
8.1.140.0050.00319.58
8.1.130.0030.00317.69
8.1.120.0030.00317.47
8.1.110.0000.00717.48
8.1.100.0000.00717.36
8.1.90.0030.00517.44
8.1.80.0020.00517.46
8.1.70.0070.00017.51
8.1.60.0080.00017.48
8.1.50.0030.00517.41
8.1.40.0000.00817.43
8.1.30.0040.00417.73
8.1.20.0050.00317.56
8.1.10.0000.00817.48
8.1.00.0000.00817.37
8.0.300.0060.00319.77
8.0.290.0040.00416.63
8.0.280.0030.00318.50
8.0.270.0030.00317.25
8.0.260.0000.00617.27
8.0.250.0030.00316.98
8.0.240.0000.00716.88
8.0.230.0030.00317.03
8.0.220.0030.00316.83
8.0.210.0080.00016.83
8.0.200.0000.00716.87
8.0.190.0000.00716.90
8.0.180.0000.00716.98
8.0.170.0030.00516.93
8.0.160.0030.00516.91
8.0.150.0070.00016.85
8.0.140.0090.00316.90
8.0.130.0000.00513.29
8.0.120.0000.00716.86
8.0.110.0040.00416.98
8.0.100.0000.00716.96
8.0.90.0000.00816.70
8.0.80.0090.00916.87
8.0.70.0030.00316.85
8.0.60.0000.00716.80
8.0.50.0030.00516.91
8.0.30.0130.00617.21
8.0.20.0140.00617.41
8.0.10.0050.00316.85
8.0.00.0130.00716.72
7.4.330.0000.00516.73
7.4.320.0030.00316.49
7.4.300.0030.00316.54
7.4.290.0050.00516.59
7.4.280.0000.00816.49
7.4.270.0030.00316.54
7.4.260.0030.00316.55
7.4.250.0040.00416.53
7.4.240.0000.00716.49
7.4.230.0030.00316.64
7.4.220.0130.00616.53
7.4.210.0070.01016.55
7.4.200.0000.00816.61
7.4.160.0060.01016.65
7.4.150.0100.00717.40
7.4.140.0090.01217.86
7.4.130.0090.00916.54
7.4.120.0040.01416.41
7.4.110.0080.00816.45
7.4.100.0060.01216.48
7.4.90.0040.01316.57
7.4.80.0100.00819.39
7.4.70.0080.00816.63
7.4.60.0180.00816.35
7.4.50.0060.00916.45
7.4.40.0140.00316.20
7.4.30.0120.01216.53
7.4.00.0060.00614.99
7.3.330.0000.00513.09
7.3.320.0000.00513.18
7.3.310.0080.00016.35
7.3.300.0040.00416.21
7.3.290.0000.00716.24
7.3.280.0110.00916.21
7.3.270.0080.00917.40
7.3.260.0140.01016.53
7.3.250.0110.00716.44
7.3.240.0140.00616.46
7.3.230.0070.01016.39
7.3.210.0130.01016.47
7.3.200.0100.00719.39
7.3.190.0120.00416.26
7.3.180.0040.01216.28
7.3.170.0090.00616.59
7.3.160.0090.00916.43
7.2.330.0070.01016.68
7.2.320.0130.00316.71
7.2.310.0130.01016.43
7.2.300.0110.00616.74
7.2.290.0040.01316.73
7.2.60.0000.01516.67
7.2.00.0070.01019.34
7.1.200.0130.00015.57
7.1.100.0040.00718.03
7.1.70.0040.00416.96
7.1.60.0060.01919.40
7.1.50.0030.00816.90
7.1.00.0070.07322.42
7.0.200.0110.00414.80
7.0.60.0300.07319.86
7.0.50.0000.04317.82
7.0.40.0130.04720.05
7.0.30.0230.05720.12
7.0.20.0330.07720.33
7.0.10.0100.07020.15
7.0.00.0030.07020.32
5.6.280.0000.03321.12
5.6.210.0070.07720.74
5.6.200.0100.07318.09
5.6.190.0130.05320.41
5.6.180.0330.07020.45
5.6.170.0270.05020.61
5.6.160.0000.06320.70
5.6.150.0030.04018.19
5.6.140.0000.04718.11
5.6.130.0000.05018.21
5.6.120.0070.08721.14
5.6.110.0100.08020.90
5.6.100.0070.08020.98
5.6.90.0100.06021.08
5.6.80.0030.08320.43
5.5.350.0200.06020.32
5.5.340.0070.08317.89
5.5.330.0100.08320.41
5.5.320.0370.04320.32
5.5.310.0370.07020.27
5.5.300.0070.03317.98
5.5.290.0070.03718.02
5.5.280.0100.06720.68
5.5.270.0100.08020.86
5.5.260.0200.07020.86
5.5.250.0100.06720.77
5.5.240.0130.05020.11

preferences:
43.58 ms | 401 KiB | 5 Q