3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo reset(array()); echo reset(array(null))

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)
5.4.320.0120.04612.46
5.4.310.0080.04712.46
5.4.300.0070.03412.47
5.4.290.0040.04012.46
5.4.280.0090.03312.36
5.4.270.0060.03612.36
5.4.260.0040.04012.36
5.4.250.0030.04112.36
5.4.240.0040.03712.36
5.4.230.0060.03712.35
5.4.220.0060.04112.35
5.4.210.0080.03312.35
5.4.200.0060.03812.35
5.4.190.0070.03512.35
5.4.180.0050.03712.35
5.4.170.0050.03712.36
5.4.160.0060.03712.36
5.4.150.0090.03312.35
5.4.140.0050.03612.04
5.4.130.0060.03412.02
5.4.120.0050.03511.98
5.4.110.0090.03811.98
5.4.100.0040.03711.98
5.4.90.0080.03511.97
5.4.80.0060.04111.97
5.4.70.0050.03611.97
5.4.60.0060.03511.97
5.4.50.0060.03511.97
5.4.40.0090.03411.96
5.4.30.0050.04711.96
5.4.20.0020.03911.96
5.4.10.0070.03311.95
5.4.00.0030.03911.45
5.3.290.0040.04212.80
5.3.280.0060.03812.71
5.3.270.0040.04312.73
5.3.260.0090.03712.72
5.3.250.0070.04412.72
5.3.240.0070.03712.71
5.3.230.0050.03812.71
5.3.220.0070.03612.68
5.3.210.0050.03912.68
5.3.200.0070.03512.68
5.3.190.0060.03812.68
5.3.180.0080.04012.68
5.3.170.0070.03612.67
5.3.160.0060.03612.67
5.3.150.0090.04012.68
5.3.140.0100.03212.66
5.3.130.0110.03212.65
5.3.120.0040.04112.66
5.3.110.0030.04112.66
5.3.100.0070.03412.12
5.3.90.0030.03912.09
5.3.80.0090.03212.07
5.3.70.0050.03712.07
5.3.60.0040.03812.06
5.3.50.0030.03812.00
5.3.40.0100.03212.00
5.3.30.0020.04811.95
5.3.20.0070.04111.72
5.3.10.0080.03411.69
5.3.00.0040.03911.68
5.2.170.0040.0329.18
5.2.160.0050.0299.18
5.2.150.0070.0319.18
5.2.140.0050.0309.17
5.2.130.0050.0309.13
5.2.120.0030.0319.14
5.2.110.0020.0329.14
5.2.100.0070.0269.14
5.2.90.0050.0289.14
5.2.80.0080.0269.13
5.2.70.0060.0289.14
5.2.60.0040.0319.09
5.2.50.0120.0289.05
5.2.40.0060.0309.03
5.2.30.0040.0309.01
5.2.20.0050.0299.00
5.2.10.0070.0258.92
5.2.00.0070.0268.78
5.1.60.0030.0258.06
5.1.50.0040.0248.05
5.1.40.0030.0268.05
5.1.30.0070.0268.39
5.1.20.0070.0268.41
5.1.10.0050.0268.14
5.1.00.0030.0278.13
5.0.50.0020.0236.62
5.0.40.0040.0196.48
5.0.30.0010.0336.29
5.0.20.0080.0156.26
5.0.10.0010.0216.23
5.0.00.0060.0276.22
4.4.90.0030.0164.78
4.4.80.0020.0164.75
4.4.70.0040.0144.75
4.4.60.0000.0184.75
4.4.50.0020.0164.77
4.4.40.0030.0244.71
4.4.30.0040.0164.76
4.4.20.0030.0154.84
4.4.10.0030.0174.85
4.4.00.0080.0284.76
4.3.110.0040.0144.67
4.3.100.0010.0164.66
4.3.90.0020.0154.64
4.3.80.0030.0234.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0020.0163.27
4.3.20.0000.0183.25
4.3.10.0030.0153.21
4.3.00.0030.01713.95

preferences:
139.34 ms | 1394 KiB | 7 Q