3v4l.org

run code in 300+ PHP versions simultaneously
<?php ob_start(); $a+$b; session_start(); echo session_id();

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)
8.3.60.0120.00318.55
8.3.50.0120.00618.03
8.3.40.0040.01418.70
8.3.30.0120.00318.79
8.3.20.0060.00318.65
8.3.10.0000.00823.50
8.3.00.0040.00420.64
8.2.180.0080.00617.93
8.2.170.0150.00022.96
8.2.160.0090.00621.04
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00019.82
8.2.120.0000.00926.35
8.2.110.0050.00522.20
8.2.100.0060.00617.78
8.2.90.0040.00417.75
8.2.80.0090.00217.97
8.2.70.0000.00817.80
8.2.60.0040.00418.03
8.2.50.0050.00318.10
8.2.40.0040.00419.33
8.2.30.0000.00719.16
8.2.20.0040.00418.07
8.2.10.0040.00418.07
8.2.00.0040.00417.68
8.1.280.0120.00325.92
8.1.270.0080.00018.82
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0040.00720.37
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0000.00817.10
8.1.180.0000.00718.10
8.1.170.0000.00818.59
8.1.160.0000.00818.72
8.1.150.0000.00718.83
8.1.140.0030.00522.20
8.1.130.0030.00320.22
8.1.120.0000.00817.25
8.1.110.0110.00017.35
8.1.100.0000.00717.39
8.1.90.0020.00517.32
8.1.80.0040.00417.36
8.1.70.0030.00617.35
8.1.60.0040.00417.46
8.1.50.0040.00417.31
8.1.40.0040.00417.38
8.1.30.0090.00017.43
8.1.20.0060.00317.52
8.1.10.0000.00717.36
8.1.00.0040.00417.37
8.0.300.0040.00418.77
8.0.290.0080.00016.88
8.0.280.0070.00018.47
8.0.270.0000.00717.26
8.0.260.0000.00618.41
8.0.250.0040.00417.03
8.0.240.0030.00317.02
8.0.230.0040.00416.86
8.0.220.0030.00316.79
8.0.210.0050.00316.84
8.0.200.0030.00316.85
8.0.190.0000.00716.90
8.0.180.0000.00816.81
8.0.170.0000.00816.92
8.0.160.0000.00716.93
8.0.150.0030.00516.84
8.0.140.0000.00716.86
8.0.130.0030.00313.31
8.0.120.0080.00016.84
8.0.110.0030.00316.82
8.0.100.0040.00416.80
8.0.90.0040.00416.88
8.0.80.0080.00816.88
8.0.70.0040.00416.74
8.0.60.0070.00016.97
8.0.50.0040.00416.88
8.0.30.0080.01017.01
8.0.20.0110.00817.40
8.0.10.0040.00417.09
8.0.00.0100.00916.88
7.4.330.0000.00415.55
7.4.320.0000.00716.53
7.4.300.0040.00416.52
7.4.290.0030.00316.38
7.4.280.0040.00416.39
7.4.270.0000.00716.31
7.4.260.0000.00716.46
7.4.250.0000.00816.49
7.4.240.0080.00016.39
7.4.230.0000.00716.45
7.4.220.0080.00016.53
7.4.210.0050.01016.46
7.4.200.0070.00016.31
7.4.160.0060.01116.42
7.4.140.0100.00917.86
7.4.130.0110.00616.52
7.4.120.0120.00716.49
7.3.330.0000.00513.20
7.3.320.0050.00013.19
7.3.310.0000.00816.42
7.3.300.0000.00716.18
7.3.290.0060.00016.12
7.3.280.0100.01016.25
7.3.260.0150.00616.48
7.3.240.0090.00916.40
7.1.230.0560.00313.61

preferences:
59.55 ms | 401 KiB | 5 Q