3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 0; &$x++; echo $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)
5.4.340.0100.03412.01
5.4.320.0070.04312.49
5.4.310.0100.05012.49
5.4.300.0090.04412.49
5.4.290.0050.04312.50
5.4.280.0100.03212.39
5.4.270.0060.03712.39
5.4.260.0060.03912.39
5.4.250.0060.03912.39
5.4.240.0060.03712.39
5.4.230.0070.03812.38
5.4.220.0060.04312.38
5.4.210.0110.03512.38
5.4.200.0060.04312.38
5.4.190.0060.03612.38
5.4.180.0100.03812.38
5.4.170.0060.04112.38
5.4.160.0080.04612.38
5.4.150.0050.03912.38
5.4.140.0050.04412.07
5.4.130.0060.03712.05
5.4.120.0080.03412.02
5.4.110.0070.03912.02
5.4.100.0050.04012.01
5.4.90.0090.03612.02
5.4.80.0080.04112.01
5.4.70.0070.04112.01
5.4.60.0060.04812.01
5.4.50.0090.04712.01
5.4.40.0070.04111.99
5.4.30.0020.04511.99
5.4.20.0040.03811.98
5.4.10.0060.03611.99
5.4.00.0080.03511.48
5.3.290.0110.04012.80
5.3.280.0070.04012.71
5.3.270.0070.04412.73
5.3.260.0060.03912.71
5.3.250.0040.04112.72
5.3.240.0080.03712.72
5.3.230.0060.04012.71
5.3.220.0080.03612.68
5.3.210.0070.04012.68
5.3.200.0080.03812.68
5.3.190.0070.03812.68
5.3.180.0070.04412.67
5.3.170.0070.05712.67
5.3.160.0060.04112.67
5.3.150.0060.04012.67
5.3.140.0080.03712.66
5.3.130.0060.04212.66
5.3.120.0080.04312.66
5.3.110.0080.04312.66
5.3.100.0050.04012.12
5.3.90.0050.04012.09
5.3.80.0050.03812.07
5.3.70.0030.03912.07
5.3.60.0070.03812.07
5.3.50.0060.03812.00
5.3.40.0040.03812.00
5.3.30.0100.03211.95
5.3.20.0080.03611.73
5.3.10.0100.03311.70
5.3.00.0080.03511.68
5.2.170.0060.0319.18
5.2.160.0020.0319.18
5.2.150.0030.0329.18
5.2.140.0050.0309.18
5.2.130.0030.0309.14
5.2.120.0060.0319.14
5.2.110.0060.0359.15
5.2.100.0080.0329.14
5.2.90.0060.0319.14
5.2.80.0050.0329.13
5.2.70.0050.0299.14
5.2.60.0060.0319.09
5.2.50.0020.0339.06
5.2.40.0040.0299.03
5.2.30.0040.0339.02
5.2.20.0010.0349.00
5.2.10.0060.0278.93
5.2.00.0060.0288.79
5.1.60.0030.0268.07
5.1.50.0040.0258.06
5.1.40.0070.0278.05
5.1.30.0030.0278.40
5.1.20.0060.0248.42
5.1.10.0040.0318.14
5.1.00.0050.0258.14
5.0.50.0040.0216.62
5.0.40.0050.0196.48
5.0.30.0040.0306.29
5.0.20.0020.0266.26
5.0.10.0050.0186.24
5.0.00.0040.0306.23
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0020.0164.75
4.4.60.0040.0154.76
4.4.50.0010.0184.77
4.4.40.0030.0274.71
4.4.30.0030.0154.75
4.4.20.0020.0184.85
4.4.10.0040.0164.85
4.4.00.0040.0254.76
4.3.110.0010.0184.67
4.3.100.0030.0164.67
4.3.90.0040.0134.64
4.3.80.0010.0264.59
4.3.70.0010.0174.63
4.3.60.0020.0154.63
4.3.50.0040.0144.63
4.3.40.0030.0244.53
4.3.30.0010.0233.28
4.3.20.0010.0183.26
4.3.10.0010.0163.21
4.3.00.0070.02314.27

preferences:
143.63 ms | 1394 KiB | 7 Q