3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { use Bar as Baz; } namespace Foo2 { class Baz {} }

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)
8.3.60.0130.00316.47
8.3.50.0100.00315.95
8.3.40.0150.00618.56
8.3.30.0090.00618.48
8.3.20.0000.00820.16
8.3.10.0030.00521.77
8.3.00.0070.00020.84
8.2.180.0140.00018.04
8.2.170.0080.00822.96
8.2.160.0070.00722.21
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00422.17
8.2.120.0080.00026.35
8.2.110.0060.00320.38
8.2.100.0040.00717.78
8.2.90.0080.00019.15
8.2.80.0000.00817.97
8.2.70.0030.00517.25
8.2.60.0000.00917.68
8.2.50.0060.00318.10
8.2.40.0070.00022.18
8.2.30.0000.00820.93
8.2.20.0030.00517.79
8.2.10.0000.00717.73
8.2.00.0000.00717.80
8.1.280.0100.01025.92
8.1.270.0000.00823.96
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.56
8.1.230.0040.00719.04
8.1.220.0020.00517.74
8.1.210.0030.00518.77
8.1.200.0070.00317.22
8.1.190.0000.00917.11
8.1.180.0040.00418.10
8.1.170.0080.00018.43
8.1.160.0050.00218.98
8.1.150.0030.00620.58
8.1.140.0040.00419.45
8.1.130.0030.00518.64
8.1.120.0030.00317.25
8.1.110.0080.00017.30
8.1.100.0040.00417.34
8.1.90.0060.00317.20
8.1.80.0090.00017.20
8.1.70.0080.00017.22
8.1.60.0000.00717.33
8.1.50.0050.00217.39
8.1.40.0030.00617.28
8.1.30.0030.00617.53
8.1.20.0000.00817.52
8.1.10.0040.00417.31
8.1.00.0070.00017.16
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0000.00718.30
8.0.270.0020.00517.04
8.0.260.0050.00216.56
8.0.250.0060.00016.79
8.0.240.0060.00316.65
8.0.230.0030.00316.83
8.0.220.0050.00216.77
8.0.210.0050.00316.79
8.0.200.0030.00316.81
8.0.190.0040.00416.77
8.0.180.0040.00416.75
8.0.170.0000.00716.75
8.0.160.0000.00716.80
8.0.150.0000.00716.61
8.0.140.0000.00716.68
8.0.130.0040.00413.15
8.0.120.0000.00816.66
8.0.110.0000.00716.80
8.0.100.0040.00416.74
8.0.90.0000.00716.55
8.0.80.0100.00616.70
8.0.70.0040.00416.64
8.0.60.0030.00516.75
8.0.50.0070.00016.83
8.0.30.0080.01217.05
8.0.20.0120.00717.40
8.0.10.0000.00716.91
8.0.00.0090.01316.59
7.4.330.0000.00615.55
7.4.320.0000.00616.51
7.4.300.0000.00616.28
7.4.290.0070.00016.48
7.4.280.0030.00516.34
7.4.270.0030.00316.38
7.4.260.0000.00816.39
7.4.250.0000.00716.33
7.4.240.0000.00716.45
7.4.230.0070.00016.43
7.4.220.0160.00316.52
7.4.210.0030.01616.35
7.4.200.0030.00316.39
7.4.160.0110.00516.40
7.4.150.0070.01017.40
7.4.140.0100.00717.86
7.4.130.0120.00616.34
7.4.120.0120.00716.32
7.4.110.0030.01416.50
7.4.100.0120.00916.36
7.4.90.0170.00716.39
7.4.80.0050.01119.39
7.4.70.0130.00316.38
7.4.60.0120.01216.41
7.4.50.0080.00416.32
7.4.40.0000.01816.36
7.4.30.0030.02116.48
7.4.00.0090.00614.70
7.3.330.0000.00613.13
7.3.320.0030.00313.17
7.3.310.0070.00016.19
7.3.300.0040.00416.03
7.3.290.0130.00516.13
7.3.280.0090.00816.17
7.3.270.0090.00917.40
7.3.260.0110.01516.23
7.3.250.0110.01116.25
7.3.240.0060.01216.36
7.3.230.0100.00616.41
7.3.210.0150.00016.36
7.3.200.0070.01016.48
7.3.190.0100.00616.47
7.3.180.0130.00316.17
7.3.170.0170.00316.09
7.3.160.0060.01316.32
7.2.330.0100.00716.30
7.2.320.0100.00716.46
7.2.310.0100.00716.18
7.2.300.0120.01116.29
7.2.290.0120.00816.50
7.2.90.0640.00714.28
7.2.80.0790.01014.56
7.2.70.0120.00314.72
7.2.60.0370.00314.58
7.2.50.1500.00614.45
7.2.40.0250.00014.67
7.2.30.1290.00714.70
7.2.20.0670.00714.76
7.2.10.1390.00714.75
7.2.00.0120.00714.60
7.1.210.0160.00713.57
7.1.200.1010.00313.54
7.1.190.0070.00713.49
7.1.180.1310.00713.80
7.1.170.1620.01013.80
7.1.160.0140.00613.37
7.1.150.1040.00313.22
7.1.140.0890.00713.59
7.1.130.0490.00713.61
7.1.120.0100.01013.67
7.1.110.0070.01013.67
7.1.100.0100.00713.56
7.1.90.1010.00713.86
7.1.80.0130.00313.61
7.1.70.0060.00813.36
7.1.60.0270.01131.94
7.1.50.0330.00731.55
7.1.40.1280.01031.61
7.1.30.0400.01331.95
7.1.20.0370.01031.74
7.1.10.0160.00813.66
7.1.00.0130.00613.72
7.0.310.1340.00913.16
7.0.300.1190.00312.97
7.0.290.0890.00313.09
7.0.280.0650.00013.40
7.0.270.0620.01013.24
7.0.260.0300.00313.30
7.0.250.0100.00613.15
7.0.240.0570.01013.04
7.0.230.0300.00413.46
7.0.220.0480.00613.19
7.0.210.0060.00913.45
7.0.200.0090.00913.25
7.0.190.1270.00313.13
7.0.180.0110.00313.38
7.0.170.0140.00713.43
7.0.160.0520.01613.35
7.0.150.0130.00713.52
7.0.140.1300.00313.45
7.0.130.0140.00713.32
7.0.120.0170.00313.45
7.0.110.0160.00813.26
7.0.100.0460.00913.31
7.0.90.0190.00313.39
7.0.80.0930.01013.36
7.0.70.1290.00313.50
7.0.60.0460.00713.15
7.0.50.0760.00313.47
7.0.40.0190.00613.43
7.0.30.0350.00013.50
7.0.20.0130.00713.50
7.0.10.1020.00013.52
7.0.00.0130.01013.40

preferences:
36.74 ms | 400 KiB | 5 Q