3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function x(string $a) {} x(false);

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)
8.3.60.0140.00416.75
8.3.50.0090.01316.51
8.3.40.0130.00721.80
8.3.30.0110.00418.84
8.3.20.0060.00324.18
8.3.10.0040.00424.66
8.3.00.0090.00026.16
8.2.180.0130.01025.92
8.2.170.0100.01018.96
8.2.160.0080.00822.96
8.2.150.0070.00025.66
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0080.00026.35
8.2.110.0060.00322.07
8.2.100.0090.00317.78
8.2.90.0030.00519.13
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0000.00717.80
8.2.50.0000.00818.07
8.2.40.0040.00418.10
8.2.30.0050.00218.01
8.2.20.0040.00318.07
8.2.10.0040.00419.05
8.2.00.0000.00719.17
8.1.280.0110.01125.92
8.1.270.0000.00823.99
8.1.260.0050.00328.09
8.1.250.0080.00028.09
8.1.240.0030.00623.89
8.1.230.0000.01119.10
8.1.220.0030.00517.74
8.1.210.0050.00318.77
8.1.200.0000.00817.23
8.1.190.0000.00817.10
8.1.180.0080.00018.10
8.1.170.0000.00818.59
8.1.160.0080.00018.63
8.1.150.0000.00818.70
8.1.140.0000.00818.71
8.1.130.0000.00719.99
8.1.120.0080.00017.24
8.1.110.0040.00417.33
8.1.100.0000.00817.35
8.1.90.0030.00317.34
8.1.80.0030.00717.31
8.1.70.0040.00417.35
8.1.60.0040.00417.40
8.1.50.0000.00917.49
8.1.40.0030.00517.45
8.1.30.0080.00417.51
8.1.20.0000.00817.58
8.1.10.0030.00617.51
8.1.00.0000.00717.31
8.0.300.0110.00018.77
8.0.290.0060.00316.75
8.0.280.0080.00018.37
8.0.270.0050.00218.00
8.0.260.0030.00318.51
8.0.250.0030.00316.86
8.0.240.0060.00316.92
8.0.230.0000.00816.95
8.0.220.0030.00316.91
8.0.210.0030.00316.79
8.0.200.0000.00716.82
8.0.190.0050.00316.96
8.0.180.0040.00416.80
8.0.170.0000.00816.91
8.0.160.0000.00816.90
8.0.150.0070.00016.80
8.0.140.0040.00416.87
8.0.130.0040.00413.30
8.0.120.0030.00516.84
8.0.110.0000.00816.72
8.0.100.0040.00416.83
8.0.90.0040.00416.82
8.0.80.0100.00316.82
8.0.70.0040.00416.89
8.0.60.0000.00716.71
8.0.50.0040.00416.89
8.0.30.0030.01317.13
8.0.20.0090.00917.13
8.0.10.0080.00016.79
8.0.00.0090.01616.56
7.4.330.0000.00515.55
7.4.320.0000.00616.27
7.4.300.0000.00616.52
7.4.290.0050.00316.53
7.4.280.0060.00316.43
7.4.270.0000.00616.53
7.4.260.0040.00416.50
7.4.250.0030.00516.39
7.4.240.0000.00816.52
7.4.230.0030.00316.27
7.4.220.0050.00216.41
7.4.210.0020.01316.47
7.4.200.0000.00716.60
7.4.130.0080.01516.51
7.4.120.0290.01016.48
7.4.110.0210.01816.56
7.4.100.0260.01216.55
7.4.90.0270.00616.38
7.4.80.0180.00916.51
7.4.70.0270.00716.25
7.4.60.0240.00516.25
7.4.50.0210.00716.39
7.4.40.0230.00916.55
7.4.30.0200.01016.18
7.4.20.0230.00716.54
7.4.10.0150.01816.54
7.4.00.0110.00816.45
7.3.330.0020.00516.18
7.3.320.0030.00313.25
7.3.310.0030.00316.33
7.3.300.0000.00616.25
7.3.290.0090.00816.29
7.3.260.0060.01016.34
7.3.240.0330.00716.30
7.3.230.0210.01816.30
7.3.220.0260.01316.35
7.3.210.0260.00616.26
7.3.200.0240.00616.65
7.3.190.0260.01216.32
7.3.180.0280.00716.20
7.3.170.0270.00316.34
7.3.160.0160.01616.42
7.3.150.0200.01016.18
7.3.140.0230.01116.23
7.3.130.0320.00416.47
7.3.120.0160.01316.29
7.3.110.0140.01416.54
7.3.100.0200.01016.46
7.3.90.0160.00816.36
7.3.80.0070.01016.23
7.3.70.0090.01516.29
7.3.60.0090.01016.39
7.3.50.0170.00816.15
7.3.40.0140.01216.28
7.3.30.0160.00816.40
7.3.20.0940.00316.35
7.3.10.0290.00516.31
7.3.00.0100.01716.38
7.2.340.0210.01716.37
7.2.330.0210.01016.57
7.2.320.0220.00716.58
7.2.310.0310.00416.48
7.2.300.0270.00416.62
7.2.290.0200.01016.29
7.2.280.0190.01516.27
7.2.270.0200.01016.61
7.2.260.0190.01116.66
7.2.250.0290.00416.35
7.2.240.0130.01616.41
7.2.230.0310.00416.50
7.2.220.0090.00916.23
7.2.210.0100.01016.48
7.2.200.0120.01416.52
7.2.190.0060.01616.43
7.2.180.0170.01016.57
7.2.170.0150.01216.45
7.2.160.0190.00616.34
7.2.150.0140.01416.38
7.2.140.0170.01116.52
7.2.130.0190.00616.42
7.2.120.0090.01616.36
7.2.110.0140.01516.28
7.2.100.0160.01316.51
7.2.90.0100.01716.37
7.2.80.0170.01016.44
7.2.70.0250.00416.53
7.2.60.0120.01616.32
7.2.50.0160.01116.54
7.2.40.0130.01616.60
7.2.30.0170.00916.68
7.2.20.0100.01616.55
7.2.10.0190.00816.43
7.2.00.0030.02216.40

preferences:
58.11 ms | 400 KiB | 5 Q