3v4l.org

run code in 300+ PHP versions simultaneously
<?php var $a = 'abc123'; $a++; var_dump($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)
5.4.320.0080.03512.50
5.4.310.0070.05212.50
5.4.300.0070.04012.49
5.4.290.0030.04012.49
5.4.280.0040.03812.39
5.4.270.0060.03812.39
5.4.260.0040.04712.39
5.4.250.0050.03812.39
5.4.240.0050.03912.39
5.4.230.0070.04012.38
5.4.220.0060.03812.38
5.4.210.0060.03512.38
5.4.200.0040.05112.38
5.4.190.0050.03912.38
5.4.180.0080.03812.38
5.4.170.0030.04312.39
5.4.160.0060.04612.38
5.4.150.0090.04412.38
5.4.140.0060.03912.07
5.4.130.0050.03712.05
5.4.120.0060.03912.02
5.4.110.0090.03212.01
5.4.100.0060.03412.01
5.4.90.0060.03612.01
5.4.80.0060.03612.01
5.4.70.0050.03412.01
5.4.60.0070.03312.00
5.4.50.0040.03712.01
5.4.40.0050.03812.00
5.4.30.0090.03311.99
5.4.20.0080.03311.99
5.4.10.0050.03511.99
5.4.00.0050.03611.48
5.3.290.0080.03812.80
5.3.280.0100.03412.71
5.3.270.0020.04312.73
5.3.260.0040.04012.72
5.3.250.0060.04212.72
5.3.240.0080.03612.72
5.3.230.0070.03712.71
5.3.220.0080.03512.68
5.3.210.0080.03712.68
5.3.200.0050.03812.68
5.3.190.0030.03912.68
5.3.180.0060.03612.67
5.3.170.0100.03212.67
5.3.160.0050.03612.68
5.3.150.0050.03812.68
5.3.140.0090.03212.66
5.3.130.0070.04412.66
5.3.120.0050.03912.66
5.3.110.0080.03612.66
5.3.100.0050.03912.12
5.3.90.0030.04012.08
5.3.80.0070.03612.07
5.3.70.0060.03712.07
5.3.60.0080.03812.06
5.3.50.0060.03812.00
5.3.40.0040.03712.00
5.3.30.0050.03511.95
5.3.20.0050.03611.73
5.3.10.0050.03511.70
5.3.00.0070.03511.68
5.2.170.0070.0289.18
5.2.160.0040.0309.18
5.2.150.0050.0319.18
5.2.140.0040.0329.18
5.2.130.0060.0289.14
5.2.120.0050.0299.14
5.2.110.0040.0319.15
5.2.100.0040.0329.14
5.2.90.0070.0309.14
5.2.80.0130.0379.14
5.2.70.0080.0399.14
5.2.60.0060.0409.09
5.2.50.0030.0339.06
5.2.40.0040.0309.04
5.2.30.0050.0309.02
5.2.20.0040.0339.00
5.2.10.0060.0288.93
5.2.00.0070.0398.78
5.1.60.0060.0338.06
5.1.50.0020.0298.06
5.1.40.0050.0268.05
5.1.30.0050.0278.39
5.1.20.0040.0338.42
5.1.10.0050.0258.14
5.1.00.0050.0268.14
5.0.50.0070.0226.63
5.0.40.0030.0196.48
5.0.30.0050.0306.29
5.0.20.0020.0206.27
5.0.10.0010.0236.24
5.0.00.0050.0336.23
4.4.90.0030.0144.78
4.4.80.0010.0164.76
4.4.70.0020.0184.75
4.4.60.0030.0184.76
4.4.50.0030.0144.77
4.4.40.0070.0234.71
4.4.30.0020.0184.75
4.4.20.0060.0134.85
4.4.10.0020.0174.84
4.4.00.0030.0254.76
4.3.110.0030.0244.67
4.3.100.0010.0194.66
4.3.90.0010.0214.63
4.3.80.0020.0254.58
4.3.70.0020.0154.63
4.3.60.0030.0194.63
4.3.50.0000.0184.63
4.3.40.0020.0244.54
4.3.30.0020.0193.29
4.3.20.0040.0163.26
4.3.10.0030.0153.21
4.3.00.0100.01314.30

preferences:
140.15 ms | 1394 KiB | 7 Q