3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a= 1; var_dump($a.1);

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)
5.4.340.0040.03612.01
5.4.320.0070.03512.49
5.4.310.0090.03412.49
5.4.300.0040.03712.49
5.4.290.0020.04412.49
5.4.280.0070.03612.39
5.4.270.0060.03812.39
5.4.260.0050.03812.39
5.4.250.0060.04412.39
5.4.240.0080.04912.39
5.4.230.0060.04712.38
5.4.220.0070.03412.38
5.4.210.0100.03112.38
5.4.200.0050.03712.38
5.4.190.0100.03612.38
5.4.180.0060.03612.38
5.4.170.0060.03812.39
5.4.160.0050.03712.38
5.4.150.0060.03912.38
5.4.140.0110.03312.07
5.4.130.0060.03512.05
5.4.120.0040.03612.02
5.4.110.0070.03412.01
5.4.100.0070.03412.01
5.4.90.0030.04012.01
5.4.80.0050.04012.01
5.4.70.0050.03712.01
5.4.60.0050.04112.00
5.4.50.0100.03312.01
5.4.40.0070.03612.00
5.4.30.0060.03511.99
5.4.20.0030.03811.98
5.4.10.0030.03711.99
5.4.00.0060.03711.48
5.3.290.0060.04012.80
5.3.280.0100.03312.71
5.3.270.0060.03912.72
5.3.260.0080.04312.72
5.3.250.0100.03612.72
5.3.240.0050.04112.72
5.3.230.0070.03612.71
5.3.220.0080.03712.68
5.3.210.0120.04412.68
5.3.200.0030.03912.68
5.3.190.0090.03712.68
5.3.180.0030.03912.68
5.3.170.0050.03712.67
5.3.160.0070.03512.68
5.3.150.0090.03412.68
5.3.140.0060.03612.66
5.3.130.0060.04012.66
5.3.120.0050.04112.65
5.3.110.0100.04412.66
5.3.100.0100.04612.12
5.3.90.0130.04212.08
5.3.80.0060.04512.07
5.3.70.0140.03012.07
5.3.60.0040.03912.07
5.3.50.0120.03112.00
5.3.40.0100.03312.00
5.3.30.0060.03411.95
5.3.20.0030.03711.72
5.3.10.0050.03411.70
5.3.00.0070.03511.68
5.2.170.0070.0279.18
5.2.160.0070.0269.18
5.2.150.0060.0289.18
5.2.140.0020.0329.18
5.2.130.0050.0289.14
5.2.120.0040.0299.14
5.2.110.0040.0299.14
5.2.100.0070.0269.14
5.2.90.0070.0319.14
5.2.80.0020.0389.14
5.2.70.0080.0289.14
5.2.60.0020.0329.09
5.2.50.0060.0279.06
5.2.40.0050.0289.03
5.2.30.0050.0309.01
5.2.20.0050.0289.00
5.2.10.0030.0298.93
5.2.00.0050.0288.78
5.1.60.0000.0288.07
5.1.50.0030.0268.07
5.1.40.0040.0248.04
5.1.30.0060.0248.40
5.1.20.0030.0278.41
5.1.10.0030.0278.14
5.1.00.0020.0288.14
5.0.50.0060.0226.62
5.0.40.0020.0206.48
5.0.30.0030.0316.29
5.0.20.0050.0186.29
5.0.10.0060.0246.27
5.0.00.0050.0296.25
4.4.90.0030.0154.78
4.4.80.0040.0134.75
4.4.70.0020.0164.75
4.4.60.0040.0154.75
4.4.50.0040.0144.77
4.4.40.0040.0244.71
4.4.30.0030.0144.76
4.4.20.0070.0174.85
4.4.10.0020.0174.85
4.4.00.0030.0244.76
4.3.110.0050.0144.67
4.3.100.0040.0144.66
4.3.90.0040.0164.63
4.3.80.0040.0264.58
4.3.70.0030.0164.63
4.3.60.0030.0164.63
4.3.50.0040.0144.63
4.3.40.0020.0244.54
4.3.30.0010.0163.31
4.3.20.0030.0153.29
4.3.10.0010.0173.24
4.3.00.0030.0276.70

preferences:
143.41 ms | 1386 KiB | 7 Q