3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace { function A() { } } namespace B { \A(); A(); }

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)
8.3.60.0070.01016.46
8.3.50.0120.00618.27
8.3.40.0100.00618.57
8.3.30.0160.00618.59
8.3.20.0070.00720.35
8.3.10.0080.00022.05
8.3.00.0030.00623.61
8.2.180.0090.00617.93
8.2.170.0040.01122.96
8.2.160.0030.01020.52
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00019.39
8.2.120.0000.00826.35
8.2.110.0050.00519.30
8.2.100.0090.00317.78
8.2.90.0040.00419.10
8.2.80.0000.00917.97
8.2.70.0000.00817.38
8.2.60.0040.00417.92
8.2.50.0040.00418.10
8.2.40.0000.00820.46
8.2.30.0030.00519.15
8.2.20.0000.00817.92
8.2.10.0000.00717.92
8.2.00.0070.00018.00
8.1.280.0160.00625.92
8.1.270.0090.00020.46
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00322.14
8.1.230.0080.00420.43
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0090.00017.22
8.1.190.0030.00617.10
8.1.180.0050.00318.10
8.1.170.0000.00818.43
8.1.160.0040.00418.75
8.1.150.0000.00720.02
8.1.140.0000.00719.27
8.1.130.0040.00418.62
8.1.120.0040.00417.22
8.1.110.0040.00417.30
8.1.100.0000.00717.39
8.1.90.0000.00817.35
8.1.80.0040.00417.34
8.1.70.0070.00017.21
8.1.60.0040.00417.47
8.1.50.0040.00417.37
8.1.40.0040.00417.34
8.1.30.0080.00817.54
8.1.20.0060.00317.60
8.1.10.0040.00417.30
8.1.00.0030.00617.32
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0070.00018.30
8.0.270.0040.00317.16
8.0.260.0050.00220.12
8.0.250.0040.00416.82
8.0.240.0070.00016.70
8.0.230.0070.00016.85
8.0.220.0000.00716.80
8.0.210.0030.00316.65
8.0.200.0030.00316.67
8.0.190.0030.00516.78
8.0.180.0000.00716.81
8.0.170.0050.00216.71
8.0.160.0000.00816.81
8.0.150.0060.00316.61
8.0.140.0080.00016.60
8.0.130.0060.00213.24
8.0.120.0000.00916.75
8.0.110.0000.00716.64
8.0.100.0040.00416.81
8.0.90.0000.00816.87
8.0.80.0030.01316.69
8.0.70.0000.00716.80
8.0.60.0000.00816.81
8.0.50.0050.00316.69
8.0.30.0110.00916.84
8.0.20.0110.00917.40
8.0.10.0080.00016.73
8.0.00.0130.00316.84
7.4.330.0020.00215.55
7.4.320.0030.00316.37
7.4.300.0000.00616.32
7.4.290.0040.00416.52
7.4.280.0000.00816.39
7.4.270.0030.00316.53
7.4.260.0000.00716.50
7.4.250.0070.00016.39
7.4.240.0040.00416.36
7.4.230.0030.00316.56
7.4.220.0220.00616.33
7.4.210.0070.00916.57
7.4.200.0070.00016.59
7.4.160.0100.00816.22
7.4.150.0080.01317.40
7.4.140.0120.00817.86
7.4.130.0160.00316.50
7.4.120.0120.00616.42
7.4.110.0100.01016.47
7.4.100.0140.00416.54
7.4.90.0110.00616.43
7.4.80.0070.01119.39
7.4.70.0030.01316.50
7.4.60.0100.01016.49
7.4.50.0070.00716.30
7.4.40.0000.01616.35
7.4.30.0130.00316.22
7.4.00.0140.00014.77
7.3.330.0060.00013.20
7.3.320.0060.00013.17
7.3.310.0030.00516.21
7.3.300.0000.00716.23
7.3.290.0030.00316.24
7.3.280.0070.00916.18
7.3.270.0160.00317.40
7.3.260.0160.00516.32
7.3.250.0070.01016.32
7.3.240.0100.00716.21
7.3.230.0070.01016.50
7.3.210.0040.01516.23
7.3.200.0100.00716.22
7.3.190.0080.00816.46
7.3.180.0130.00316.22
7.3.170.0000.01516.52
7.3.160.0170.00016.41
7.3.120.0030.01214.92
7.3.110.0030.01015.00
7.3.100.0120.00414.57
7.3.90.0060.00914.86
7.3.80.0060.00914.72
7.3.70.0110.00414.44
7.3.60.0060.01014.83
7.3.50.0150.00014.81
7.3.40.0110.00414.70
7.3.30.0110.00014.61
7.3.20.0120.00316.51
7.3.10.0030.01316.67
7.3.00.0140.00316.46
7.2.330.0060.01216.27
7.2.320.0090.00916.32
7.2.310.0080.00816.22
7.2.300.0120.00916.50
7.2.290.0070.01016.65
7.2.240.0030.00815.01
7.2.230.0060.00615.05
7.2.220.0070.01014.97
7.2.210.0090.00614.77
7.2.200.0030.00914.76
7.2.190.0090.00614.77
7.2.180.0030.01414.59
7.2.170.0030.01214.77
7.2.160.0070.01014.81
7.2.150.0070.01116.53
7.2.140.0000.01416.57
7.2.130.0100.00716.74
7.2.120.0090.00616.78
7.2.110.0120.00316.67
7.2.100.0030.01316.70
7.2.90.0060.00616.64
7.2.80.0120.00316.63
7.2.70.0040.01116.74
7.2.60.0060.00716.65
7.2.50.0030.01016.72
7.2.40.0070.00716.81
7.2.30.0060.00916.76
7.2.20.0030.00816.41
7.2.10.0000.01216.70
7.2.00.0120.00316.50
7.1.330.0030.01315.57
7.1.320.0090.00615.63
7.1.310.0070.00715.42
7.1.300.0080.00815.53
7.1.290.0070.00415.71
7.1.280.0030.01215.59
7.1.270.0150.00315.34
7.1.260.0070.00715.55
7.1.250.0110.00315.73
7.1.200.0060.00615.63
7.1.90.0130.00418.19
7.1.80.0060.00617.39
7.1.70.0030.01016.84
7.1.60.0110.01735.07
7.1.50.0170.01034.82
7.1.40.0160.01634.44
7.1.30.0250.00934.34
7.1.20.0240.01034.52
7.1.10.0040.01216.43
7.1.00.0000.01216.49
7.0.230.0080.00817.64
7.0.220.0030.01017.36
7.0.210.0070.00716.54
7.0.200.0060.00816.74
7.0.190.0080.00916.50
7.0.180.0040.01216.20
7.0.170.0000.01516.21
7.0.160.0030.01316.36
7.0.150.0040.00816.12
7.0.140.0030.00916.08
7.0.130.0060.00616.47
7.0.120.0080.00416.24
7.0.110.0060.00616.18
7.0.100.0000.01216.21
7.0.90.0030.00916.06
7.0.80.0040.00816.09
7.0.70.0060.00916.18
7.0.60.0080.00515.72
7.0.50.0060.00616.41
7.0.40.0070.00616.40
7.0.30.0090.00316.21
7.0.20.0090.00316.30
7.0.10.0000.01116.48
7.0.00.0000.01116.32

preferences:
65.28 ms | 400 KiB | 5 Q