3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo\Bar { class a { } class b { } function a() { return 'function a'; } function b() { return 'function b'; } const a = 'const a'; const b = 'const b'; } namespace { use Foo\Bar\{a, b, function a, function b, const a, const b}; var_dump(new a()); var_dump(new b()); var_dump(a()); var_dump(b()); var_dump(a); var_dump(b); }

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)
8.3.60.0140.00016.63
8.3.50.0120.00616.63
8.3.40.0160.00018.84
8.3.30.0040.01418.64
8.3.20.0000.00720.38
8.3.10.0040.00421.70
8.3.00.0070.00017.66
8.2.180.0100.00716.50
8.2.170.0090.00322.96
8.2.160.0070.00720.36
8.2.150.0080.00024.18
8.2.140.0100.00024.66
8.2.130.0070.00022.30
8.2.120.0040.00426.35
8.2.110.0070.00321.12
8.2.100.0040.00818.09
8.2.90.0050.00319.27
8.2.80.0040.00418.04
8.2.70.0040.00417.38
8.2.60.0040.00417.93
8.2.50.0000.00818.10
8.2.40.0040.00420.50
8.2.30.0040.00420.85
8.2.20.0030.00517.95
8.2.10.0040.00417.95
8.2.00.0070.00018.05
8.1.280.0100.00325.92
8.1.270.0040.00423.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00023.84
8.1.230.0040.00818.84
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0060.00317.10
8.1.180.0040.00418.10
8.1.170.0090.00018.65
8.1.160.0070.00018.85
8.1.150.0070.00020.62
8.1.140.0040.00419.52
8.1.130.0030.00318.76
8.1.120.0080.00017.47
8.1.110.0040.00417.29
8.1.100.0000.00817.33
8.1.90.0040.00417.36
8.1.80.0000.00717.47
8.1.70.0000.00717.36
8.1.60.0030.00617.59
8.1.50.0040.00417.32
8.1.40.0040.00417.38
8.1.30.0070.00417.48
8.1.20.0050.00217.46
8.1.10.0080.00017.46
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.32
8.0.270.0000.00717.33
8.0.260.0070.00018.49
8.0.250.0000.00716.94
8.0.240.0000.00716.93
8.0.230.0040.00416.93
8.0.220.0000.00816.87
8.0.210.0070.00016.75
8.0.200.0000.00616.80
8.0.190.0030.00616.93
8.0.180.0000.00816.85
8.0.170.0030.00316.80
8.0.160.0030.00316.86
8.0.150.0040.00416.84
8.0.140.0030.00416.84
8.0.130.0030.00313.27
8.0.120.0090.00016.69
8.0.110.0000.00716.70
8.0.100.0000.00716.67
8.0.90.0000.00716.79
8.0.80.0080.00816.81
8.0.70.0000.00716.67
8.0.60.0000.00716.81
8.0.50.0000.00716.73
8.0.30.0080.00917.00
8.0.20.0110.00917.40
8.0.10.0020.00516.81
8.0.00.0060.01816.82
7.4.330.0000.00515.55
7.4.320.0030.00316.43
7.4.300.0030.00316.47
7.4.290.0000.00716.58
7.4.280.0050.00216.55
7.4.270.0040.00416.48
7.4.260.0050.00516.41
7.4.250.0000.00716.53
7.4.240.0040.00416.54
7.4.230.0030.00316.57
7.4.220.0100.00716.58
7.4.210.0120.00916.55
7.4.200.0030.00316.42
7.4.160.0080.00816.36
7.4.150.0120.00617.40
7.4.140.0120.00617.86
7.4.130.0180.00616.52
7.4.120.0050.01316.39
7.4.110.0130.00316.67
7.4.100.0170.00716.46
7.4.90.0100.01316.53
7.4.80.0100.00819.39
7.4.70.0060.01216.37
7.4.60.0100.00716.26
7.4.50.0070.00516.41
7.4.40.0130.00316.48
7.4.30.0070.01116.44
7.4.00.0060.00914.73
7.3.330.0030.00313.24
7.3.320.0000.00513.25
7.3.310.0030.00616.17
7.3.300.0020.00516.23
7.3.290.0050.00916.21
7.3.280.0100.00816.22
7.3.270.0160.00417.40
7.3.260.0140.00816.37
7.3.250.0100.01016.36
7.3.240.0090.00816.42
7.3.230.0140.01016.63
7.3.210.0180.00416.44
7.3.200.0000.01716.27
7.3.190.0140.00316.38
7.3.180.0140.00516.22
7.3.170.0030.01316.58
7.3.160.0060.00916.43
7.3.10.0160.01016.05
7.3.00.0140.00616.02
7.2.330.0000.01616.63
7.2.320.0100.00716.64
7.2.310.0080.00816.41
7.2.300.0140.00716.55
7.2.290.0090.00616.39
7.2.130.0140.00716.04
7.2.120.0000.01616.16
7.2.110.0060.01616.50
7.2.100.0230.00316.18
7.2.90.0130.01316.41
7.2.80.0120.00916.32
7.2.70.0150.00416.29
7.2.60.0120.00716.50
7.2.50.0130.00616.79
7.2.40.0290.00016.39
7.2.30.0160.00516.16
7.2.20.0090.01516.46
7.2.10.0230.01116.37
7.2.00.0150.00718.04
7.1.250.0040.01115.27
7.1.200.0050.01415.31
7.1.100.0060.00917.75
7.1.70.0080.00817.16
7.1.60.0250.01535.05
7.1.50.0230.01934.88
7.1.40.0320.01434.32
7.1.30.0190.01934.41
7.1.20.0220.01634.34
7.1.10.0070.00716.38
7.1.00.0060.01216.58
7.0.200.0060.01216.39
7.0.190.0030.01716.54
7.0.180.0160.00316.11
7.0.170.0110.00915.93
7.0.160.0110.00716.23
7.0.150.0060.01116.18
7.0.140.0040.01416.24
7.0.130.0120.00416.33
7.0.120.0070.01016.42
7.0.110.0070.01116.29
7.0.100.0060.01216.25
7.0.90.0030.01516.18
7.0.80.0030.01415.96
7.0.70.0060.00916.21
7.0.60.0080.00615.73
7.0.50.0060.01116.40
7.0.40.0000.01716.36
7.0.30.0050.01116.38
7.0.20.0110.01716.36
7.0.10.0090.01316.33
7.0.00.0060.01216.25

preferences:
35.94 ms | 401 KiB | 5 Q