3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '2_guys'; var_dump( ++($a++));

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)
5.4.350.0090.03512.01
5.4.340.0040.03812.01
5.4.320.0060.04312.50
5.4.310.0080.03712.49
5.4.300.0080.03612.50
5.4.290.0100.03512.49
5.4.280.0090.03512.39
5.4.270.0090.03612.39
5.4.260.0080.04012.39
5.4.250.0040.04412.39
5.4.240.0060.03812.39
5.4.230.0060.04112.38
5.4.220.0070.03912.38
5.4.210.0090.03512.38
5.4.200.0050.04512.38
5.4.190.0060.04312.38
5.4.180.0020.03912.38
5.4.170.0060.03512.38
5.4.160.0050.03712.38
5.4.150.0060.04012.38
5.4.140.0050.04112.07
5.4.130.0050.03612.05
5.4.120.0080.03512.01
5.4.110.0060.03912.01
5.4.100.0040.03712.01
5.4.90.0110.03912.01
5.4.80.0060.04112.01
5.4.70.0080.04612.01
5.4.60.0060.03512.00
5.4.50.0080.03312.00
5.4.40.0070.03412.00
5.4.30.0070.03411.99
5.4.20.0090.03411.99
5.4.10.0050.03711.99
5.4.00.0060.04111.48
5.3.290.0060.04412.80
5.3.280.0070.04612.71
5.3.270.0070.04412.73
5.3.260.0080.03912.72
5.3.250.0060.04112.72
5.3.240.0050.03912.72
5.3.230.0080.03512.71
5.3.220.0070.03612.68
5.3.210.0080.03912.68
5.3.200.0060.03912.68
5.3.190.0050.03912.68
5.3.180.0090.03612.68
5.3.170.0040.03912.67
5.3.160.0070.03712.68
5.3.150.0080.03612.67
5.3.140.0050.03812.66
5.3.130.0090.03812.66
5.3.120.0060.04412.66
5.3.110.0070.04412.66
5.3.100.0040.03912.12
5.3.90.0100.04212.09
5.3.80.0060.03812.07
5.3.70.0030.04012.07
5.3.60.0060.03612.06
5.3.50.0090.03512.00
5.3.40.0030.04012.00
5.3.30.0070.04011.95
5.3.20.0080.03511.73
5.3.10.0030.03711.70
5.3.00.0070.03911.68
5.2.170.0030.0319.18
5.2.160.0060.0369.18
5.2.150.0040.0329.18
5.2.140.0020.0329.18
5.2.130.0060.0369.14
5.2.120.0050.0339.14
5.2.110.0030.0349.14
5.2.100.0080.0339.14
5.2.90.0080.0329.14
5.2.80.0070.0319.14
5.2.70.0040.0369.14
5.2.60.0060.0299.09
5.2.50.0080.0309.06
5.2.40.0080.0259.03
5.2.30.0050.0329.02
5.2.20.0050.0289.01
5.2.10.0080.0308.92
5.2.00.0020.0348.78
5.1.60.0040.0268.07
5.1.50.0070.0268.06
5.1.40.0030.0298.05
5.1.30.0060.0248.39
5.1.20.0050.0258.41
5.1.10.0030.0278.14
5.1.00.0040.0318.14
5.0.50.0070.0176.62
5.0.40.0010.0276.48
5.0.30.0040.0316.29
5.0.20.0060.0266.27
5.0.10.0040.0276.24
5.0.00.0040.0386.23
4.4.90.0030.0204.78
4.4.80.0010.0164.75
4.4.70.0020.0244.75
4.4.60.0010.0184.76
4.4.50.0030.0154.77
4.4.40.0020.0264.70
4.4.30.0040.0184.76
4.4.20.0030.0174.85
4.4.10.0030.0194.85
4.4.00.0030.0254.76
4.3.110.0010.0194.66
4.3.100.0040.0204.66
4.3.90.0020.0194.64
4.3.80.0020.0254.58
4.3.70.0040.0154.63
4.3.60.0060.0134.63
4.3.50.0030.0184.63
4.3.40.0030.0264.54
4.3.30.0010.0173.29
4.3.20.0030.0233.27
4.3.10.0020.0173.22
4.3.00.0130.0239.89

preferences:
140.9 ms | 1394 KiB | 7 Q