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)
5.4.320.0070.03612.52
5.4.310.0060.04212.52
5.4.300.0040.03812.52
5.4.290.0050.04012.51
5.4.280.0070.03412.41
5.4.270.0070.03612.41
5.4.260.0070.03512.41
5.4.250.0070.03512.41
5.4.240.0050.03512.41
5.4.230.0060.03712.40
5.4.220.0070.03412.40
5.4.210.0060.03412.40
5.4.200.0070.03712.40
5.4.190.0020.03912.40
5.4.180.0070.03412.40
5.4.170.0070.03412.41
5.4.160.0050.03612.40
5.4.150.0040.03812.40
5.4.140.0060.03712.09
5.4.130.0040.03712.07
5.4.120.0040.03612.03
5.4.110.0030.03812.04
5.4.100.0060.03512.03
5.4.90.0060.03712.03
5.4.80.0080.03612.03
5.4.70.0020.03912.03
5.4.60.0060.03412.02
5.4.50.0080.03612.03
5.4.40.0080.03312.01
5.4.30.0030.03812.01
5.4.20.0070.03912.01
5.4.10.0070.03312.01
5.4.00.0050.04411.50
5.3.290.0060.03812.80
5.3.280.0040.03912.71
5.3.270.0040.04312.72
5.3.260.0090.03712.72
5.3.250.0070.03712.72
5.3.240.0070.03612.72
5.3.230.0060.03812.71
5.3.220.0070.03912.68
5.3.210.0080.05012.68
5.3.200.0120.04312.68
5.3.190.0050.03912.68
5.3.180.0060.03612.67
5.3.170.0120.03612.67
5.3.160.0070.03612.67
5.3.150.0050.03912.68
5.3.140.0050.03812.66
5.3.130.0100.03612.66
5.3.120.0050.04212.66
5.3.110.0050.04012.66
5.3.100.0060.03612.13
5.3.90.0080.03412.11
5.3.80.0050.03612.09
5.3.70.0050.04812.09
5.3.60.0050.03812.08
5.3.50.0050.03812.02
5.3.40.0050.03712.02
5.3.30.0060.03511.98
5.3.20.0090.04011.77
5.3.10.0060.04411.74
5.3.00.0090.04211.72
5.2.170.0070.0329.21
5.2.160.0050.0299.21
5.2.150.0050.0319.22
5.2.140.0060.0309.21
5.2.130.0070.0289.17
5.2.120.0030.0319.17
5.2.110.0040.0349.18
5.2.100.0070.0299.18
5.2.90.0050.0299.18
5.2.80.0070.0289.17
5.2.70.0080.0349.17
5.2.60.0050.0329.13
5.2.50.0040.0309.09
5.2.40.0070.0269.07
5.2.30.0040.0319.05
5.2.20.0070.0279.04
5.2.10.0060.0278.95
5.2.00.0070.0288.80
5.1.60.0050.0238.09
5.1.50.0030.0258.09
5.1.40.0000.0308.07
5.1.30.0030.0308.42
5.1.20.0050.0318.43
5.1.10.0070.0308.16
5.1.00.0090.0268.17
5.0.50.0020.0296.64
5.0.40.0040.0206.50
5.0.30.0040.0356.31
5.0.20.0010.0236.28
5.0.10.0010.0246.27
5.0.00.0030.0306.25
4.4.90.0040.0214.78
4.4.80.0020.0164.76
4.4.70.0040.0194.75
4.4.60.0020.0174.75
4.4.50.0080.0164.77
4.4.40.0050.0234.71
4.4.30.0050.0224.76
4.4.20.0020.0164.84
4.4.10.0040.0164.85
4.4.00.0050.0294.76
4.3.110.0040.0174.67
4.3.100.0030.0204.66
4.3.90.0050.0154.63
4.3.80.0030.0314.59
4.3.70.0050.0134.63
4.3.60.0020.0214.63
4.3.50.0030.0214.63
4.3.40.0020.0274.54
4.3.30.0020.0153.30
4.3.20.0020.0163.28
4.3.10.0040.0173.24
4.3.00.0030.0207.13

preferences:
146.98 ms | 1398 KiB | 7 Q