3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a="pavan"; $b="kumar" echo $a.$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)
5.4.340.0070.03612.01
5.4.320.0080.04212.50
5.4.310.0100.04412.49
5.4.300.0100.04812.50
5.4.290.0110.04212.49
5.4.280.0030.03812.39
5.4.270.0060.03712.39
5.4.260.0060.03712.39
5.4.250.0120.03612.39
5.4.240.0060.04612.39
5.4.230.0100.04112.38
5.4.220.0060.03712.38
5.4.210.0040.03712.38
5.4.200.0060.04112.38
5.4.190.0080.03512.38
5.4.180.0080.04212.38
5.4.170.0040.03812.39
5.4.160.0060.03712.38
5.4.150.0110.03312.38
5.4.140.0070.03912.07
5.4.130.0090.03412.05
5.4.120.0040.03812.01
5.4.110.0050.03812.01
5.4.100.0050.03812.01
5.4.90.0080.03712.01
5.4.80.0080.04012.01
5.4.70.0080.04412.01
5.4.60.0070.03612.01
5.4.50.0060.03912.01
5.4.40.0110.03112.00
5.4.30.0070.03911.99
5.4.20.0050.04111.98
5.4.10.0070.03511.99
5.4.00.0070.04411.48
5.3.290.0080.04412.80
5.3.280.0090.03512.71
5.3.270.0080.03712.73
5.3.260.0050.04312.72
5.3.250.0070.04312.71
5.3.240.0100.03312.72
5.3.230.0040.04012.71
5.3.220.0090.03712.68
5.3.210.0090.04712.68
5.3.200.0070.04812.68
5.3.190.0050.04012.68
5.3.180.0060.04112.67
5.3.170.0060.04112.67
5.3.160.0040.04712.67
5.3.150.0100.04112.68
5.3.140.0090.03412.66
5.3.130.0110.03512.66
5.3.120.0090.04012.66
5.3.110.0070.04112.66
5.3.100.0060.03812.12
5.3.90.0050.03712.08
5.3.80.0080.03412.07
5.3.70.0100.03612.08
5.3.60.0090.03712.07
5.3.50.0070.03512.00
5.3.40.0070.03912.00
5.3.30.0050.03711.95
5.3.20.0070.03511.73
5.3.10.0070.03411.70
5.3.00.0080.03711.68
5.2.170.0040.0369.18
5.2.160.0100.0259.18
5.2.150.0070.0319.18
5.2.140.0080.0329.18
5.2.130.0040.0319.14
5.2.120.0110.0349.14
5.2.110.0090.0319.14
5.2.100.0070.0319.14
5.2.90.0110.0339.14
5.2.80.0060.0339.14
5.2.70.0070.0339.14
5.2.60.0060.0299.09
5.2.50.0040.0319.06
5.2.40.0040.0309.04
5.2.30.0060.0289.02
5.2.20.0070.0269.00
5.2.10.0070.0368.93
5.2.00.0020.0338.79
5.1.60.0060.0248.06
5.1.50.0040.0308.06
5.1.40.0070.0278.05
5.1.30.0030.0268.40
5.1.20.0090.0248.42
5.1.10.0030.0278.14
5.1.00.0060.0268.14
5.0.50.0060.0256.62
5.0.40.0040.0206.48
5.0.30.0050.0356.29
5.0.20.0010.0216.27
5.0.10.0050.0236.24
5.0.00.0040.0306.23
4.4.90.0060.0144.78
4.4.80.0030.0174.75
4.4.70.0050.0144.76
4.4.60.0030.0164.75
4.4.50.0030.0204.77
4.4.40.0040.0264.70
4.4.30.0020.0194.75
4.4.20.0020.0164.84
4.4.10.0060.0154.85
4.4.00.0030.0264.76
4.3.110.0010.0194.67
4.3.100.0020.0194.66
4.3.90.0030.0154.63
4.3.80.0030.0254.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0030.0154.62
4.3.40.0050.0224.54
4.3.30.0010.0233.29
4.3.20.0020.0163.26
4.3.10.0020.0173.22
4.3.00.0030.0337.25

preferences:
142.94 ms | 1394 KiB | 7 Q