3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function unset(); }

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)
5.4.340.0120.02912.02
5.4.320.0090.03212.50
5.4.310.0080.03512.50
5.4.300.0050.03712.51
5.4.290.0060.03612.50
5.4.280.0090.03912.40
5.4.270.0050.03712.40
5.4.260.0040.03912.40
5.4.250.0030.04012.40
5.4.240.0070.03512.40
5.4.230.0070.03712.39
5.4.220.0060.03612.39
5.4.210.0080.03412.39
5.4.200.0060.03612.39
5.4.190.0030.03812.39
5.4.180.0070.04312.39
5.4.170.0090.04112.40
5.4.160.0050.03612.39
5.4.150.0120.03012.39
5.4.140.0060.03612.08
5.4.130.0110.03412.06
5.4.120.0040.03712.03
5.4.110.0050.03612.02
5.4.100.0070.03312.02
5.4.90.0070.03512.02
5.4.80.0060.03712.02
5.4.70.0060.03412.02
5.4.60.0060.03512.02
5.4.50.0080.03312.02
5.4.40.0050.03512.01
5.4.30.0030.03812.00
5.4.20.0060.03612.00
5.4.10.0060.03512.00
5.4.00.0090.03511.49
5.3.290.0050.04512.80
5.3.280.0060.04412.71
5.3.270.0050.04012.73
5.3.260.0070.03812.72
5.3.250.0060.03612.72
5.3.240.0100.03312.72
5.3.230.0070.04012.71
5.3.220.0120.04112.68
5.3.210.0070.04212.68
5.3.200.0110.05012.68
5.3.190.0100.04612.68
5.3.180.0080.03712.68
5.3.170.0060.03912.67
5.3.160.0050.04012.67
5.3.150.0070.04212.67
5.3.140.0080.04512.66
5.3.130.0090.04912.66
5.3.120.0060.03912.66
5.3.110.0060.03912.66
5.3.100.0070.03712.11
5.3.90.0050.04312.10
5.3.80.0070.03912.09
5.3.70.0050.04012.09
5.3.60.0030.04012.07
5.3.50.0080.03412.02
5.3.40.0040.03812.02
5.3.30.0100.03611.98
5.3.20.0070.04311.76
5.3.10.0060.03611.73
5.3.00.0090.03411.73
5.2.170.0020.0349.21
5.2.160.0060.0369.21
5.2.150.0120.0369.21
5.2.140.0120.0399.21
5.2.130.0080.0479.17
5.2.120.0060.0439.17
5.2.110.0080.0419.18
5.2.100.0070.0289.17
5.2.90.0040.0339.18
5.2.80.0040.0319.17
5.2.70.0050.0389.17
5.2.60.0060.0319.13
5.2.50.0070.0399.09
5.2.40.0100.0509.06
5.2.30.0050.0359.05
5.2.20.0070.0369.04
5.2.10.0070.0468.94
5.2.00.0070.0298.80
5.1.60.0070.0228.08
5.1.50.0090.0268.08
5.1.40.0070.0258.06
5.1.30.0090.0288.41
5.1.20.0040.0308.43
5.1.10.0050.0268.16
5.1.00.0020.0298.16
5.0.50.0030.0216.64
5.0.40.0020.0246.49
5.0.30.0050.0326.30
5.0.20.0030.0216.27
5.0.10.0050.0296.25
5.0.00.0060.0376.25
4.4.90.0020.0184.78
4.4.80.0020.0164.75
4.4.70.0040.0214.75
4.4.60.0050.0204.76
4.4.50.0030.0184.77
4.4.40.0040.0264.70
4.4.30.0010.0184.76
4.4.20.0050.0144.84
4.4.10.0060.0144.85
4.4.00.0050.0304.76
4.3.110.0030.0164.67
4.3.100.0040.0204.66
4.3.90.0050.0194.63
4.3.80.0040.0314.58
4.3.70.0030.0154.63
4.3.60.0020.0164.63
4.3.50.0050.0164.63
4.3.40.0050.0244.54
4.3.30.0040.0173.30
4.3.20.0030.0163.28
4.3.10.0040.0213.23
4.3.00.0230.0206.93

preferences:
155.82 ms | 1398 KiB | 7 Q