3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a+$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)
8.3.60.0150.00318.56
8.3.50.0090.00618.00
8.3.40.0110.00718.76
8.3.30.0150.00018.59
8.3.20.0030.00518.57
8.3.10.0080.00023.52
8.3.00.0000.00820.52
8.2.180.0120.00618.14
8.2.170.0070.01022.96
8.2.160.0070.00720.85
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00419.70
8.2.120.0040.00426.35
8.2.110.0030.00622.07
8.2.100.0000.01117.84
8.2.90.0000.00917.73
8.2.80.0090.00317.97
8.2.70.0000.00817.90
8.2.60.0070.00018.22
8.2.50.0030.00518.10
8.2.40.0000.00719.34
8.2.30.0040.00419.05
8.2.20.0050.00318.07
8.2.10.0000.00817.79
8.2.00.0040.00417.63
8.1.280.0100.01025.92
8.1.270.0090.00018.76
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0070.00323.84
8.1.230.0070.00417.54
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0080.00017.22
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0040.00418.53
8.1.160.0050.00218.80
8.1.150.0000.00718.75
8.1.140.0030.00322.13
8.1.130.0030.00320.07
8.1.120.0000.00717.38
8.1.110.0040.00417.37
8.1.100.0030.00617.20
8.1.90.0070.00017.29
8.1.80.0000.00817.35
8.1.70.0040.00417.29
8.1.60.0000.00817.48
8.1.50.0000.00917.38
8.1.40.0020.00517.43
8.1.30.0040.00417.53
8.1.20.0030.00517.48
8.1.10.0070.00017.44
8.1.00.0000.00717.35
8.0.300.0050.00318.77
8.0.290.0000.00816.75
8.0.280.0000.00718.37
8.0.270.0000.00717.18
8.0.260.0070.00018.42
8.0.250.0040.00416.86
8.0.240.0000.00616.79
8.0.230.0080.00016.78
8.0.220.0000.00816.73
8.0.210.0000.00716.84
8.0.200.0040.00416.84
8.0.190.0080.00016.84
8.0.180.0050.00216.73
8.0.170.0080.00016.69
8.0.160.0000.00716.78
8.0.150.0000.00716.70
8.0.140.0040.00416.69
8.0.130.0030.00313.26
8.0.120.0050.00316.69
8.0.110.0080.00016.73
8.0.100.0050.00216.92
8.0.90.0030.00316.84
8.0.80.0050.01016.78
8.0.70.0000.00816.83
8.0.60.0000.00816.82
8.0.50.0000.00716.82
8.0.30.0060.01116.90
8.0.20.0240.01417.40
8.0.10.0040.00416.98
8.0.00.0070.01216.56
7.4.330.0030.00315.55
7.4.320.0000.00716.36
7.4.300.0050.00516.46
7.4.290.0070.00016.37
7.4.280.0040.00416.45
7.4.270.0060.00016.39
7.4.260.0070.00016.40
7.4.250.0000.00716.37
7.4.240.0000.00716.51
7.4.230.0000.00716.53
7.4.220.0000.00716.21
7.4.210.0080.00816.42
7.4.200.0080.00016.27
7.4.160.0100.00816.31
7.4.140.0110.00917.86
7.4.130.0070.01016.51
7.4.120.0100.00816.36
7.3.330.0000.00513.10
7.3.320.0060.00013.12
7.3.310.0040.00416.24
7.3.300.0060.00016.23
7.3.290.0030.00316.05
7.3.280.0090.00916.15
7.3.260.0090.01316.30
7.3.240.0120.00716.31
7.1.230.0060.01015.40

preferences:
69.06 ms | 401 KiB | 5 Q