3v4l.org

run code in 300+ PHP versions simultaneously
<?php $zero = 0; // global scope $f1 = function() use ($zero) { $one = 1; // third-level closure scope of f4 $f2 = function() use ($zero, $one) { // $two = 2; // second-level closure scope of f4 // $f3 = function() use ($zero, $one, $two) { // $three = 3; // first-level closure scope of f4 // $f4 = function() use ($zero, $one, $two, $three) { // $four = 4; // local scope of f4 // echo $zero + $one + $two + $three + $four; // } // } } }; $f4();

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)
5.4.340.0050.03612.03
5.4.320.0070.03612.52
5.4.310.0070.03712.52
5.4.300.0070.03512.52
5.4.290.0080.03812.52
5.4.280.0090.03712.42
5.4.270.0080.03412.42
5.4.260.0040.03912.41
5.4.250.0130.03812.41
5.4.240.0120.05212.42
5.4.230.0090.03812.41
5.4.220.0050.03812.41
5.4.210.0070.03812.41
5.4.200.0060.03712.41
5.4.190.0030.03912.40
5.4.180.0060.04212.41
5.4.170.0090.03412.41
5.4.160.0050.03712.41
5.4.150.0050.03812.40
5.4.140.0080.03612.09
5.4.130.0090.03212.07
5.4.120.0070.03512.04
5.4.110.0050.03612.04
5.4.100.0060.03512.04
5.4.90.0050.04012.03
5.4.80.0060.03712.04
5.4.70.0030.04412.03
5.4.60.0040.03912.03
5.4.50.0020.03912.03
5.4.40.0040.03712.02
5.4.30.0090.03312.02
5.4.20.0050.03712.01
5.4.10.0080.04012.02
5.4.00.0080.03411.51
5.3.290.0040.04212.80
5.3.280.0080.03612.70
5.3.270.0050.04112.73
5.3.260.0080.03912.72
5.3.250.0060.03712.72
5.3.240.0080.03412.72
5.3.230.0080.03612.71
5.3.220.0040.03912.68
5.3.210.0110.03612.68
5.3.200.0080.03612.68
5.3.190.0050.03812.68
5.3.180.0090.03312.68
5.3.170.0070.03612.67
5.3.160.0050.03812.68
5.3.150.0090.03512.67
5.3.140.0060.03712.66
5.3.130.0050.03912.66
5.3.120.0060.03912.66
5.3.110.0070.03812.66
5.3.100.0090.03512.13
5.3.90.0060.03712.11
5.3.80.0070.03812.10
5.3.70.0070.03512.10
5.3.60.0050.03812.09
5.3.50.0070.03612.03
5.3.40.0100.04212.03
5.3.30.0060.03411.98
5.3.20.0060.03511.77
5.3.10.0090.03111.74
5.3.00.0070.03511.72
5.2.170.0090.0309.18
5.2.160.0040.0299.18
5.2.150.0050.0309.18
5.2.140.0060.0309.18
5.2.130.0050.0289.13
5.2.120.0040.0299.14
5.2.110.0040.0299.14
5.2.100.0040.0299.14
5.2.90.0030.0309.14
5.2.80.0020.0349.14
5.2.70.0070.0349.14
5.2.60.0040.0309.09
5.2.50.0050.0299.05
5.2.40.0020.0319.03
5.2.30.0060.0289.01
5.2.20.0040.0409.00
5.2.10.0030.0308.92
5.2.00.0040.0298.79
5.1.60.0050.0238.06
5.1.50.0040.0248.06
5.1.40.0060.0228.05
5.1.30.0090.0218.40
5.1.20.0040.0268.42
5.1.10.0060.0278.14
5.1.00.0040.0268.14
5.0.50.0040.0206.62
5.0.40.0040.0196.48
5.0.30.0020.0346.29
5.0.20.0020.0216.27
5.0.10.0060.0176.24
5.0.00.0070.0276.23
4.4.90.0020.0164.78
4.4.80.0020.0154.75
4.4.70.0030.0154.75
4.4.60.0030.0164.75
4.4.50.0010.0164.77
4.4.40.0030.0244.71
4.4.30.0050.0134.76
4.4.20.0010.0174.84
4.4.10.0010.0174.85
4.4.00.0030.0244.76
4.3.110.0050.0184.67
4.3.100.0020.0154.67
4.3.90.0040.0134.63
4.3.80.0030.0244.58
4.3.70.0010.0164.63
4.3.60.0060.0124.63
4.3.50.0040.0144.63
4.3.40.0010.0294.54
4.3.30.0040.0183.28
4.3.20.0030.0153.25
4.3.10.0040.0133.22
4.3.00.0130.0237.29

preferences:
141.52 ms | 1394 KiB | 7 Q