3v4l.org

run code in 300+ PHP versions simultaneously
<?php class x {$key1='bla',$key2='some';} var_dump(new x);

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)
5.4.350.0090.03612.03
5.4.340.0030.03712.02
5.4.320.0040.04412.51
5.4.310.0070.04312.51
5.4.300.0060.03612.51
5.4.290.0040.03912.50
5.4.280.0060.03512.40
5.4.270.0070.03512.40
5.4.260.0020.04012.40
5.4.250.0080.03612.40
5.4.240.0070.03412.40
5.4.230.0080.04412.39
5.4.220.0070.03612.39
5.4.210.0060.03712.39
5.4.200.0060.03812.39
5.4.190.0030.04112.39
5.4.180.0070.03612.39
5.4.170.0070.03912.40
5.4.160.0120.05412.39
5.4.150.0080.03612.39
5.4.140.0090.03712.08
5.4.130.0070.03912.06
5.4.120.0060.04112.02
5.4.110.0030.03812.02
5.4.100.0080.03312.02
5.4.90.0040.03912.02
5.4.80.0090.03612.02
5.4.70.0070.04412.02
5.4.60.0060.05012.02
5.4.50.0080.03612.02
5.4.40.0050.03512.00
5.4.30.0030.04012.00
5.4.20.0070.03412.00
5.4.10.0050.03812.00
5.4.00.0080.03711.50
5.3.290.0110.04412.80
5.3.280.0050.04412.71
5.3.270.0100.04512.73
5.3.260.0070.04512.72
5.3.250.0110.04912.72
5.3.240.0060.04412.72
5.3.230.0080.03612.71
5.3.220.0090.04612.68
5.3.210.0080.04012.68
5.3.200.0080.04112.68
5.3.190.0080.03512.68
5.3.180.0080.04212.67
5.3.170.0070.03512.67
5.3.160.0040.03912.67
5.3.150.0040.03912.67
5.3.140.0030.03812.66
5.3.130.0050.03812.66
5.3.120.0080.04412.66
5.3.110.0050.04012.66
5.3.100.0050.03812.12
5.3.90.0090.03712.10
5.3.80.0080.03712.09
5.3.70.0100.03512.09
5.3.60.0080.04312.07
5.3.50.0110.03612.02
5.3.40.0080.03612.02
5.3.30.0100.04811.98
5.3.20.0080.03311.76
5.3.10.0100.03611.73
5.3.00.0070.03911.71
5.2.170.0050.0419.21
5.2.160.0070.0289.21
5.2.150.0040.0319.21
5.2.140.0040.0319.20
5.2.130.0030.0309.17
5.2.120.0060.0329.17
5.2.110.0080.0359.18
5.2.100.0050.0309.17
5.2.90.0060.0299.17
5.2.80.0050.0319.17
5.2.70.0090.0299.17
5.2.60.0040.0309.12
5.2.50.0050.0339.09
5.2.40.0030.0309.07
5.2.30.0060.0279.05
5.2.20.0050.0289.04
5.2.10.0080.0388.94
5.2.00.0050.0318.80
5.1.60.0050.0318.08
5.1.50.0020.0298.08
5.1.40.0070.0238.06
5.1.30.0050.0288.41
5.1.20.0040.0268.43
5.1.10.0050.0348.16
5.1.00.0060.0398.16
5.0.50.0060.0246.64
5.0.40.0030.0196.50
5.0.30.0030.0336.30
5.0.20.0030.0226.27
5.0.10.0040.0266.26
5.0.00.0050.0356.25
4.4.90.0030.0184.78
4.4.80.0090.0144.75
4.4.70.0070.0144.75
4.4.60.0050.0164.76
4.4.50.0040.0194.77
4.4.40.0040.0274.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0030.0154.85
4.4.00.0040.0234.75
4.3.110.0030.0154.66
4.3.100.0020.0154.66
4.3.90.0030.0144.64
4.3.80.0040.0254.59
4.3.70.0020.0194.63
4.3.60.0010.0164.63
4.3.50.0020.0174.63
4.3.40.0040.0304.54
4.3.30.0030.0153.30
4.3.20.0010.0173.28
4.3.10.0010.0173.23
4.3.00.0170.0176.49

preferences:
143.88 ms | 1394 KiB | 7 Q