3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = b"foo";

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)
8.3.60.0110.01116.50
8.3.50.0040.01116.43
8.3.40.0040.01118.51
8.3.30.0070.00718.43
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0000.00726.16
8.2.180.0060.00925.92
8.2.170.0090.00618.58
8.2.160.0070.01022.96
8.2.150.0070.00025.66
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00326.35
8.2.110.0060.00320.53
8.2.100.0090.00817.78
8.2.90.0030.00519.23
8.2.80.0040.00419.15
8.2.70.0040.00417.38
8.2.60.0050.00217.80
8.2.50.0050.00318.05
8.2.40.0040.00418.03
8.2.30.0050.00317.86
8.2.20.0040.00417.92
8.2.10.0000.00719.17
8.2.00.0000.00719.04
8.1.280.0120.00625.92
8.1.270.0080.00023.99
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0030.00623.83
8.1.230.0110.00019.54
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0110.00017.35
8.1.190.0000.00817.10
8.1.180.0000.00818.85
8.1.170.0000.00718.55
8.1.160.0000.00719.08
8.1.150.0000.00718.81
8.1.140.0080.00318.87
8.1.130.0000.00719.98
8.1.120.0000.00717.36
8.1.110.0030.00617.40
8.1.100.0040.00417.40
8.1.90.0000.00717.35
8.1.80.0000.00917.36
8.1.70.0000.00717.35
8.1.60.0050.00317.42
8.1.50.0040.00417.34
8.1.40.0080.00017.39
8.1.30.0040.00417.48
8.1.20.0000.00817.58
8.1.10.0000.00717.45
8.1.00.0070.00017.43
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0070.00018.36
8.0.270.0040.00417.94
8.0.260.0060.00018.32
8.0.250.0000.00816.90
8.0.240.0030.00316.88
8.0.230.0030.00316.81
8.0.220.0040.00416.79
8.0.210.0030.00316.81
8.0.200.0000.00716.89
8.0.190.0040.00416.87
8.0.180.0000.00716.77
8.0.170.0030.00516.71
8.0.160.0030.00316.89
8.0.150.0030.00316.84
8.0.140.0040.00416.73
8.0.130.0000.00513.21
8.0.120.0080.00016.67
8.0.110.0050.00216.71
8.0.100.0070.00016.85
8.0.90.0070.00016.70
8.0.80.0050.01216.76
8.0.70.0070.00016.71
8.0.60.0040.00416.71
8.0.50.0080.00016.84
8.0.30.0120.00316.84
8.0.20.0070.01016.91
8.0.10.0150.00416.91
8.0.00.0120.00316.98
7.4.330.0030.00315.55
7.4.320.0000.00616.38
7.4.300.0070.00016.38
7.4.290.0060.00316.46
7.4.280.0040.00416.46
7.4.270.0040.00416.51
7.4.260.0030.00313.19
7.4.250.0030.00316.39
7.4.240.0070.00016.32
7.4.230.0040.00416.59
7.4.220.0000.00716.44
7.4.210.0070.01116.44
7.4.200.0040.00416.27
7.4.160.0150.00016.56
7.4.150.0040.01116.49
7.4.140.0040.01516.43
7.4.130.0030.01416.25
7.4.120.0070.00716.25
7.4.110.0040.01116.23
7.4.100.0000.01616.36
7.4.90.0130.00716.40
7.4.80.0060.00916.41
7.4.70.0060.00916.39
7.4.60.0130.00316.42
7.4.50.0110.00316.33
7.4.40.0040.01116.33
7.4.30.0060.01316.39
7.4.20.0000.01416.33
7.4.10.0070.00716.34
7.4.00.0090.00616.45
7.3.330.0050.00315.97
7.3.320.0000.00513.04
7.3.310.0040.00415.99
7.3.300.0000.00616.16
7.3.290.0090.00716.14
7.3.280.0070.00716.05
7.3.270.0070.00716.09
7.3.260.0060.00916.14
7.3.250.0060.00916.07
7.3.240.0060.00816.06
7.3.230.0110.00316.12
7.3.220.0060.01616.09
7.3.210.0030.01116.10
7.3.200.0040.01216.04
7.3.190.0060.01016.04
7.3.180.0090.00616.02
7.3.170.0060.01316.16
7.3.160.0130.00316.05
7.3.150.0000.01416.00
7.3.140.0070.00716.14
7.3.130.0070.00716.02
7.3.120.0070.00716.11
7.3.110.0150.00616.04
7.3.100.0090.00615.93
7.3.90.0030.01516.35
7.3.80.0090.00916.09
7.3.70.0030.01116.14
7.3.60.0080.01116.16
7.3.50.0110.00916.19
7.3.40.0070.00716.14
7.3.30.0070.01016.15
7.3.20.0060.00916.40
7.3.10.0060.00916.19
7.3.00.0070.00716.13

preferences:
53.59 ms | 400 KiB | 5 Q