3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test1(): X|Y|int|float|false|null { } var_dump((new ReflectionFunction('test1'))->getReturnType()->allowsNull());

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)
8.3.60.0070.01416.38
8.3.50.0070.00717.88
8.3.40.0100.00720.29
8.3.30.0150.00018.39
8.3.20.0000.00724.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.180.0090.00625.92
8.2.170.0040.01118.79
8.2.160.0110.00422.96
8.2.150.0050.00225.66
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00419.60
8.2.110.0060.00320.47
8.2.100.0040.00817.66
8.2.90.0050.00318.92
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0080.00017.91
8.2.50.0000.00818.07
8.2.40.0070.00018.03
8.2.30.0040.00417.67
8.2.20.0040.00419.34
8.2.10.0000.00818.63
8.2.00.0000.00719.12
8.1.280.0140.00425.92
8.1.270.0090.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00320.57
8.1.230.0040.00820.90
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0080.00017.23
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0000.00818.47
8.1.160.0040.00420.42
8.1.150.0070.00018.51
8.1.140.0000.00817.32
8.1.130.0030.00318.64
8.1.120.0030.00317.32
8.1.110.0050.00617.21
8.1.100.0040.00417.35
8.1.90.0040.00417.31
8.1.80.0040.00417.18
8.1.70.0070.00017.22
8.1.60.0040.00417.49
8.1.50.0040.00417.43
8.1.40.0000.00717.32
8.1.30.0000.00917.38
8.1.20.0080.00317.56
8.1.10.0000.00817.39
8.1.00.0040.00417.34
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.36
8.0.270.0030.00316.70
8.0.260.0030.00318.25
8.0.250.0000.00716.97
8.0.240.0030.00316.82
8.0.230.0050.00316.81
8.0.220.0000.00716.69
8.0.210.0000.00716.68
8.0.200.0000.00616.80
8.0.190.0000.00816.71
8.0.180.0070.00316.82
8.0.170.0040.00416.65
8.0.160.0080.00016.66
8.0.150.0040.00416.63
8.0.140.0000.00716.61
8.0.130.0000.00613.16
8.0.120.0040.00416.66
8.0.110.0000.00916.84
8.0.100.0000.00916.82
8.0.90.0060.00316.79
8.0.80.0000.01016.73
8.0.70.0030.00616.76
8.0.60.0050.00316.75
8.0.50.0030.00616.80
8.0.30.0060.00316.69
8.0.20.0060.00316.64
8.0.10.0030.00616.93
8.0.00.0060.00316.93
7.4.330.0030.00215.55
7.4.320.0000.00616.39
7.4.300.0030.00316.45
7.4.290.0000.00716.13
7.4.280.0030.00516.25
7.4.270.0040.00216.35
7.4.260.0060.00313.21
7.4.250.0030.00316.41
7.4.240.0040.00416.40
7.4.230.0030.00616.34
7.4.220.0080.00016.45
7.4.210.0060.00316.29
7.4.200.0080.00016.50
7.4.190.0000.00816.56
7.4.180.0060.00316.52
7.4.160.0060.00316.45
7.4.150.0050.00316.26
7.4.140.0050.00316.20
7.4.130.0060.00316.22
7.4.120.0000.00816.25
7.4.110.0060.00316.34
7.4.100.0000.00816.45
7.4.90.0030.00516.12
7.4.80.0030.00616.21
7.4.70.0040.00416.36
7.4.60.0040.00416.10
7.4.50.0000.00816.20
7.4.40.0060.00316.18
7.4.30.0000.00716.27
7.4.20.0000.00916.30
7.4.10.0060.00316.17
7.4.00.0070.00316.29
7.3.330.0030.00316.21
7.3.320.0020.00213.07
7.3.310.0030.00616.12
7.3.300.0090.00016.16
7.3.290.0040.00416.16
7.3.280.0040.00416.31
7.3.270.0040.00416.25
7.3.260.0060.00316.10
7.3.250.0070.00016.14
7.3.240.0030.00616.26
7.3.230.0000.00816.16
7.3.220.0050.00516.10
7.3.210.0060.00316.06
7.3.200.0060.00316.16
7.3.190.0030.00615.95
7.3.180.0040.00416.04
7.3.170.0050.00316.17
7.3.160.0030.00616.04
7.3.150.0060.00315.95
7.3.140.0030.00615.97
7.3.130.0080.00016.09
7.3.120.0040.00416.10
7.3.110.0090.00016.18
7.3.100.0050.00315.85
7.3.90.0000.00916.22
7.3.80.0030.00616.25
7.3.70.0050.00316.02
7.3.60.0030.00616.31
7.3.50.0000.00716.15
7.3.40.0000.00916.19
7.3.30.0050.00316.18
7.3.20.0000.00916.30
7.3.10.0060.00315.99
7.3.00.0060.00316.20

preferences:
66 ms | 400 KiB | 5 Q