3v4l.org

run code in 300+ PHP versions simultaneously
<?php $preferences = array(    "input-charset" => "ISO-8859-1",    "output-charset" => "UTF-8",    "line-length" => 76,    "line-break-chars" => "\n"); $preferences["scheme"] = "Q"; // This yields "Subject: =?UTF-8?Q?Pr=C3=BCfung=20Pr=C3=BCfung?=" echo iconv_mime_encode("Subject", "Prüfung Prüfung", $preferences); $preferences["scheme"] = "B"; // This yields "Subject: =?UTF-8?B?UHLDvGZ1bmcgUHLDvGZ1bmc=?=" echo iconv_mime_encode("Subject", "Prüfung Prüfung", $preferences); ?>

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)
5.4.320.0050.03612.50
5.4.310.0050.03712.49
5.4.300.0070.04212.50
5.4.290.0010.04612.50
5.4.280.0050.03712.39
5.4.270.0070.03812.39
5.4.260.0060.04112.39
5.4.250.0060.04212.39
5.4.240.0050.03512.39
5.4.230.0060.03612.38
5.4.220.0030.03912.38
5.4.210.0080.03312.38
5.4.200.0060.03612.38
5.4.190.0060.04112.38
5.4.180.0080.03612.38
5.4.170.0060.04612.39
5.4.160.0060.03412.38
5.4.150.0060.03512.38
5.4.140.0030.03812.07
5.4.130.0040.04412.05
5.4.120.0050.03612.01
5.4.110.0070.03612.01
5.4.100.0050.03512.01
5.4.90.0040.03812.01
5.4.80.0050.04512.01
5.4.70.0050.03512.01
5.4.60.0020.03812.01
5.4.50.0060.03412.01
5.4.40.0030.03712.00
5.4.30.0080.04711.99
5.4.20.0070.03311.99
5.4.10.0050.03411.99
5.4.00.0060.03411.48
5.3.290.0040.03912.80
5.3.280.0060.03712.71
5.3.270.0030.04212.73
5.3.260.0080.03512.72
5.3.250.0090.03712.72
5.3.240.0080.03512.72
5.3.230.0060.04112.71
5.3.220.0040.03712.68
5.3.210.0070.04212.68
5.3.200.0060.03712.68
5.3.190.0080.03812.68
5.3.180.0030.03712.67
5.3.170.0080.04012.67
5.3.160.0030.04212.68
5.3.150.0050.03612.67
5.3.140.0030.03712.66
5.3.130.0050.03812.66
5.3.120.0050.03812.66
5.3.110.0060.03712.66
5.3.100.0050.03712.12
5.3.90.0070.03212.08
5.3.80.0070.03412.07
5.3.70.0080.03412.07
5.3.60.0070.03612.07
5.3.50.0030.03812.00
5.3.40.0090.03512.00
5.3.30.0060.04111.95
5.3.20.0050.03411.73
5.3.10.0080.03511.70
5.3.00.0040.04011.68
5.2.170.0070.0289.18
5.2.160.0060.0269.18
5.2.150.0070.0319.18
5.2.140.0040.0319.18
5.2.130.0050.0279.13
5.2.120.0030.0299.14
5.2.110.0050.0279.15
5.2.100.0020.0309.14
5.2.90.0020.0329.14
5.2.80.0080.0369.14
5.2.70.0040.0309.14
5.2.60.0030.0349.09
5.2.50.0050.0349.06
5.2.40.0050.0299.04
5.2.30.0070.0339.02
5.2.20.0020.0309.00
5.2.10.0060.0308.93
5.2.00.0040.0298.79
5.1.60.0000.0278.07
5.1.50.0030.0328.06
5.1.40.0060.0268.05
5.1.30.0030.0268.40
5.1.20.0080.0258.42
5.1.10.0040.0278.14
5.1.00.0020.0278.14
5.0.50.0050.0236.62
5.0.40.0060.0226.48
5.0.30.0020.0336.29
5.0.20.0030.0196.26
5.0.10.0030.0196.24
5.0.00.0030.0306.23
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0060.0114.75
4.4.60.0020.0154.76
4.4.50.0010.0164.77
4.4.40.0030.0244.71
4.4.30.0020.0164.76
4.4.20.0020.0164.84
4.4.10.0040.0144.85
4.4.00.0020.0254.76
4.3.110.0020.0154.67
4.3.100.0020.0154.66
4.3.90.0040.0124.63
4.3.80.0020.0304.59
4.3.70.0040.0194.63
4.3.60.0030.0204.63
4.3.50.0020.0174.63
4.3.40.0030.0244.54
4.3.30.0020.0163.29
4.3.20.0030.0173.26
4.3.10.0030.0173.22
4.3.00.0070.0177.82

preferences:
149.29 ms | 1394 KiB | 7 Q