3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Fatal error: Cannot redeclare class A ... class A extends B { } class 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)
5.4.320.0050.03712.50
5.4.310.0050.04012.50
5.4.300.0080.04512.50
5.4.290.0070.03712.50
5.4.280.0060.03512.39
5.4.270.0060.03812.40
5.4.260.0050.03712.40
5.4.250.0050.03712.40
5.4.240.0080.03512.39
5.4.230.0030.03812.39
5.4.220.0070.04312.39
5.4.210.0060.03412.39
5.4.200.0070.03712.39
5.4.190.0060.04112.39
5.4.180.0100.04012.38
5.4.170.0060.04712.40
5.4.160.0060.03712.39
5.4.150.0060.03912.39
5.4.140.0030.03912.08
5.4.130.0070.03212.06
5.4.120.0060.03612.02
5.4.110.0020.03812.02
5.4.100.0010.03812.02
5.4.90.0100.03212.02
5.4.80.0090.04312.02
5.4.70.0040.03512.02
5.4.60.0020.03712.02
5.4.50.0100.03412.01
5.4.40.0030.03712.00
5.4.30.0040.03712.00
5.4.20.0040.04212.00
5.4.10.0050.03412.00
5.4.00.0060.03411.50
5.3.290.0030.04112.80
5.3.280.0060.03612.71
5.3.270.0050.03812.73
5.3.260.0080.03612.72
5.3.250.0050.03812.72
5.3.240.0040.03812.72
5.3.230.0070.04112.71
5.3.220.0060.04012.68
5.3.210.0040.03912.68
5.3.200.0040.03712.68
5.3.190.0050.04612.68
5.3.180.0070.03812.68
5.3.170.0110.04312.67
5.3.160.0070.04012.67
5.3.150.0060.05212.67
5.3.140.0060.03412.66
5.3.130.0040.03812.66
5.3.120.0060.03712.66
5.3.110.0050.03812.66
5.3.100.0040.03712.12
5.3.90.0090.03112.10
5.3.80.0070.04012.09
5.3.70.0060.03512.09
5.3.60.0050.03612.08
5.3.50.0050.03612.02
5.3.40.0020.03912.02
5.3.30.0060.03311.98
5.3.20.0050.03411.76
5.3.10.0040.03511.73
5.3.00.0060.03411.71
5.2.170.0020.0329.22
5.2.160.0040.0329.21
5.2.150.0060.0279.21
5.2.140.0040.0309.21
5.2.130.0070.0279.18
5.2.120.0020.0309.18
5.2.110.0050.0359.18
5.2.100.0030.0299.18
5.2.90.0060.0279.17
5.2.80.0080.0309.17
5.2.70.0040.0309.17
5.2.60.0040.0319.13
5.2.50.0060.0319.09
5.2.40.0040.0299.07
5.2.30.0030.0309.05
5.2.20.0040.0289.04
5.2.10.0030.0298.94
5.2.00.0030.0308.80
5.1.60.0040.0238.09
5.1.50.0030.0318.08
5.1.40.0030.0288.07
5.1.30.0060.0248.42
5.1.20.0040.0268.44
5.1.10.0050.0248.16
5.1.00.0000.0318.16
5.0.50.0040.0276.64
5.0.40.0020.0266.50
5.0.30.0040.0296.31
5.0.20.0060.0236.28
5.0.10.0030.0226.26
5.0.00.0050.0326.25
4.4.90.0010.0164.77
4.4.80.0020.0174.75
4.4.70.0030.0144.75
4.4.60.0040.0204.76
4.4.50.0040.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0154.76
4.4.20.0040.0194.84
4.4.10.0060.0164.85
4.4.00.0040.0244.76
4.3.110.0030.0174.67
4.3.100.0030.0154.66
4.3.90.0020.0184.64
4.3.80.0030.0314.59
4.3.70.0020.0164.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0040.0234.54
4.3.30.0010.0173.30
4.3.20.0000.0183.28
4.3.10.0020.0153.23
4.3.00.0000.01715.60

preferences:
143.2 ms | 1394 KiB | 7 Q