3v4l.org

run code in 300+ PHP versions simultaneously
<?php method_exists('SplFileObject', 'fread') or die("No SplFileObject::fread()"); $width = 16; $file = new SplFileObject(__FILE__); while ($file->valid()) { $chunk = $file->fread($width); $hex = array_map(function ($char) { return sprintf('%02X', ord($char)); }, str_split($chunk)); printf("%-' {$width*3}s %s\n", implode(' ', $hex), preg_replace('/[^[:print:]]/', '.', $chunk)); }

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
5.4.310.0090.04212.52
5.4.300.0090.03412.52
5.4.290.0050.03912.51
5.4.280.0050.03712.41
5.4.270.0100.03312.41
5.4.260.0050.03912.41
5.4.250.0060.03812.41
5.4.240.0060.03712.41
5.4.230.0050.03812.40
5.4.220.0040.03712.40
5.4.210.0050.03512.40
5.4.200.0040.03812.40
5.4.190.0040.03912.40
5.4.180.0080.03312.39
5.4.170.0070.03912.40
5.4.160.0070.04612.40
5.4.150.0080.03312.39
5.4.140.0080.03612.09
5.4.130.0090.03212.07
5.4.120.0070.03412.04
5.4.110.0060.03612.03
5.4.100.0060.03512.03
5.4.90.0060.04612.04
5.4.80.0050.04712.04
5.4.70.0070.03312.03
5.4.60.0060.03412.02
5.4.50.0030.03812.02
5.4.40.0040.03612.02
5.4.30.0060.03512.01
5.4.20.0060.03512.00
5.4.10.0040.03612.01
5.4.00.0040.03711.51
5.3.290.0040.04012.80
5.3.280.0060.03712.71
5.3.270.0070.04112.72
5.3.260.0060.03812.72
5.3.250.0090.03512.72
5.3.240.0070.03612.72
5.3.230.0090.03512.71
5.3.220.0060.03812.68
5.3.210.0040.04112.68
5.3.200.0090.03812.68
5.3.190.0040.04012.68
5.3.180.0070.03612.67
5.3.170.0050.03712.67
5.3.160.0090.03412.67
5.3.150.0060.03712.68
5.3.140.0040.03812.66
5.3.130.0050.03912.66
5.3.120.0060.03812.66
5.3.110.0040.04012.66
5.3.100.0090.03412.12
5.3.90.0080.03412.10
5.3.80.0060.03612.10
5.3.70.0050.03612.10
5.3.60.0060.03512.08
5.3.50.0040.03612.03
5.3.40.0090.03712.03
5.3.30.0070.03311.98
5.3.20.0070.03311.77
5.3.10.0050.03511.73
5.3.00.0050.03811.72
5.2.170.0050.0339.18
5.2.160.0050.0289.18
5.2.150.0030.0319.18
5.2.140.0050.0299.18
5.2.130.0060.0279.14
5.2.120.0020.0309.14
5.2.110.0040.0299.15
5.2.100.0040.0289.14
5.2.90.0030.0309.14
5.2.80.0030.0349.14
5.2.70.0030.0329.14
5.2.60.0030.0309.09
5.2.50.0060.0279.06
5.2.40.0040.0289.04
5.2.30.0060.0289.02
5.2.20.0040.0299.00
5.2.10.0020.0308.93
5.2.00.0070.0268.79
5.1.60.0050.0228.07
5.1.50.0040.0248.07
5.1.40.0030.0258.05
5.1.30.0030.0268.40
5.1.20.0050.0258.42
5.1.10.0030.0268.15
5.1.00.0040.0248.15
5.0.50.0050.0186.62
5.0.40.0030.0196.48
5.0.30.0010.0336.29
5.0.20.0020.0206.27
5.0.10.0030.0226.25
5.0.00.0030.0316.24
4.4.90.0040.0144.78
4.4.80.0010.0164.75
4.4.70.0030.0154.75
4.4.60.0020.0164.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0020.0154.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0000.0274.76
4.3.110.0020.0164.67
4.3.100.0020.0154.66
4.3.90.0030.0134.63
4.3.80.0030.0234.59
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0030.0154.62
4.3.40.0010.0254.54
4.3.30.0020.0153.29
4.3.20.0020.0163.27
4.3.10.0030.0153.23
4.3.00.0030.0208.88

preferences:
140.21 ms | 1394 KiB | 7 Q