3v4l.org

run code in 300+ PHP versions simultaneously
<?php function human_filesize($bytes, $decimals = 2) {   $sz='BKMGTP';   $factor = floor((strlen($bytes) - 1) / 3);   return sprintf("%.{$decimals}f", $bytes / pow(1024, $factor)) . $sz[$factor]; } echo human_filesize('100'); ?>

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)
5.4.320.0060.03712.52
5.4.310.0040.03812.52
5.4.300.0090.03212.52
5.4.290.0080.03412.51
5.4.280.0020.03712.41
5.4.270.0060.03412.41
5.4.260.0060.03712.41
5.4.250.0020.03912.41
5.4.240.0060.03512.41
5.4.230.0040.04612.40
5.4.220.0060.04312.40
5.4.210.0050.03512.40
5.4.200.0030.03912.40
5.4.190.0060.03412.40
5.4.180.0040.03612.40
5.4.170.0040.03712.41
5.4.160.0060.03412.40
5.4.150.0050.03912.39
5.4.140.0070.03412.09
5.4.130.0060.03512.07
5.4.120.0050.03512.04
5.4.110.0050.03612.03
5.4.100.0020.04112.03
5.4.90.0070.03512.03
5.4.80.0060.03612.03
5.4.70.0060.03412.03
5.4.60.0050.03612.02
5.4.50.0070.03412.03
5.4.40.0080.03212.01
5.4.30.0040.03612.01
5.4.20.0030.04012.01
5.4.10.0070.03312.01
5.4.00.0030.03711.50
5.3.290.0110.03312.80
5.3.280.0070.03612.71
5.3.270.0090.03912.72
5.3.260.0080.04012.72
5.3.250.0040.03812.72
5.3.240.0090.04312.72
5.3.230.0050.03812.71
5.3.220.0020.03912.68
5.3.210.0040.04012.68
5.3.200.0050.03712.68
5.3.190.0090.03412.68
5.3.180.0050.03712.67
5.3.170.0070.03512.67
5.3.160.0040.03812.67
5.3.150.0050.03812.67
5.3.140.0080.03412.66
5.3.130.0070.03912.66
5.3.120.0090.03612.66
5.3.110.0030.04812.66
5.3.100.0020.04012.13
5.3.90.0060.03712.11
5.3.80.0050.03812.09
5.3.70.0060.03512.09
5.3.60.0040.03712.08
5.3.50.0060.03412.02
5.3.40.0030.03812.02
5.3.30.0050.03511.98
5.3.20.0020.03811.77
5.3.10.0060.03311.74
5.3.00.0060.03511.71
5.2.170.0060.0319.22
5.2.160.0080.0249.21
5.2.150.0030.0319.21
5.2.140.0020.0329.21
5.2.130.0030.0309.17
5.2.120.0050.0279.18
5.2.110.0040.0289.18
5.2.100.0020.0329.18
5.2.90.0060.0359.18
5.2.80.0040.0319.17
5.2.70.0040.0319.18
5.2.60.0020.0359.13
5.2.50.0040.0329.09
5.2.40.0020.0339.07
5.2.30.0060.0369.05
5.2.20.0040.0299.04
5.2.10.0050.0288.95
5.2.00.0100.0318.80
5.1.60.0050.0328.09
5.1.50.0040.0298.08
5.1.40.0030.0298.07
5.1.30.0020.0298.42
5.1.20.0040.0308.43
5.1.10.0020.0308.16
5.1.00.0080.0248.16
5.0.50.0050.0216.64
5.0.40.0030.0226.50
5.0.30.0040.0326.31
5.0.20.0070.0186.29
5.0.10.0030.0236.26
5.0.00.0000.0336.25
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0030.0174.76
4.4.60.0060.0164.75
4.4.50.0020.0174.77
4.4.40.0060.0244.71
4.4.30.0020.0174.76
4.4.20.0030.0164.84
4.4.10.0040.0154.85
4.4.00.0020.0264.76
4.3.110.0030.0164.67
4.3.100.0050.0134.66
4.3.90.0040.0144.64
4.3.80.0050.0234.59
4.3.70.0060.0134.63
4.3.60.0020.0154.63
4.3.50.0050.0144.63
4.3.40.0040.0234.54
4.3.30.0020.0183.30
4.3.20.0010.0173.27
4.3.10.0030.0143.24
4.3.00.0030.0207.13

preferences:
148.26 ms | 1394 KiB | 7 Q