3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo() { //$a = $b = 1; //var_dump(get_defined_vars()); list($a, $b) = array(); var_dump($a, $b); var_dump(get_defined_vars()); } foo(); print 1,2,3;

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)
5.4.320.0050.03812.52
5.4.310.0100.03512.52
5.4.300.0080.03612.52
5.4.290.0070.03712.52
5.4.280.0060.03612.41
5.4.270.0060.03512.41
5.4.260.0080.04612.41
5.4.250.0050.03812.41
5.4.240.0080.04112.41
5.4.230.0040.04112.41
5.4.220.0110.03512.40
5.4.210.0040.03612.41
5.4.200.0070.03612.40
5.4.190.0110.03212.40
5.4.180.0050.03612.40
5.4.170.0060.03612.40
5.4.160.0110.04312.40
5.4.150.0040.04312.40
5.4.140.0070.04212.09
5.4.130.0070.03412.07
5.4.120.0070.03512.04
5.4.110.0050.03412.03
5.4.100.0080.03212.03
5.4.90.0120.03812.03
5.4.80.0070.03912.03
5.4.70.0040.03512.03
5.4.60.0090.03112.03
5.4.50.0040.03912.03
5.4.40.0040.03612.01
5.4.30.0050.03612.01
5.4.20.0050.03512.00
5.4.10.0040.03612.01
5.4.00.0050.03611.50
5.3.290.0080.03612.80
5.3.280.0050.03812.71
5.3.270.0040.04012.72
5.3.260.0050.03912.72
5.3.250.0080.03412.72
5.3.240.0060.03712.72
5.3.230.0060.03812.71
5.3.220.0080.03412.68
5.3.210.0060.03812.68
5.3.200.0070.03612.68
5.3.190.0100.03312.68
5.3.180.0070.03712.67
5.3.170.0080.03312.67
5.3.160.0050.03712.68
5.3.150.0040.03912.68
5.3.140.0050.03812.66
5.3.130.0080.04812.66
5.3.120.0050.04012.66
5.3.110.0070.03812.66
5.3.100.0100.03212.12
5.3.90.0050.03712.10
5.3.80.0060.03612.10
5.3.70.0080.03412.09
5.3.60.0050.03612.08
5.3.50.0090.03312.02
5.3.40.0050.03712.02
5.3.30.0070.03311.98
5.3.20.0040.03611.77
5.3.10.0040.03711.73
5.3.00.0070.03511.72
5.2.170.0050.0319.22
5.2.160.0020.0319.21
5.2.150.0020.0359.21
5.2.140.0040.0319.21
5.2.130.0060.0289.17
5.2.120.0050.0289.17
5.2.110.0060.0279.18
5.2.100.0070.0269.18
5.2.90.0060.0289.18
5.2.80.0050.0309.18
5.2.70.0060.0299.17
5.2.60.0060.0299.13
5.2.50.0050.0299.10
5.2.40.0030.0339.08
5.2.30.0060.0289.05
5.2.20.0020.0329.04
5.2.10.0050.0278.95
5.2.00.0050.0298.80
5.1.60.0030.0278.09
5.1.50.0060.0248.09
5.1.40.0060.0318.06
5.1.30.0050.0268.42
5.1.20.0050.0268.44
5.1.10.0040.0268.16
5.1.00.0050.0258.17
5.0.50.0020.0216.64
5.0.40.0030.0196.51
5.0.30.0010.0336.31
5.0.20.0050.0176.28
5.0.10.0060.0176.26
5.0.00.0050.0296.25
4.4.90.0020.0164.78
4.4.80.0010.0164.75
4.4.70.0030.0154.75
4.4.60.0040.0144.75
4.4.50.0030.0154.77
4.4.40.0000.0274.71
4.4.30.0020.0154.76
4.4.20.0010.0174.84
4.4.10.0010.0174.85
4.4.00.0020.0264.76
4.3.110.0040.0144.67
4.3.100.0020.0164.66
4.3.90.0020.0154.63
4.3.80.0030.0244.58
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0040.0274.54
4.3.30.0030.0153.30
4.3.20.0030.0203.27
4.3.10.0020.0163.24
4.3.00.0100.01316.72

preferences:
145.41 ms | 1394 KiB | 7 Q