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)
5.4.320.0030.04212.50
5.4.310.0050.04012.50
5.4.300.0050.03712.50
5.4.290.0070.04212.49
5.4.280.0060.04312.39
5.4.270.0070.03612.39
5.4.260.0090.04212.39
5.4.250.0040.03912.39
5.4.240.0070.03312.39
5.4.230.0050.03812.38
5.4.220.0060.03512.38
5.4.210.0040.03512.38
5.4.200.0050.03712.38
5.4.190.0050.03512.38
5.4.180.0070.03312.38
5.4.170.0060.03412.39
5.4.160.0050.03812.38
5.4.150.0070.03412.38
5.4.140.0080.03512.07
5.4.130.0060.03512.05
5.4.120.0040.03612.02
5.4.110.0040.03612.01
5.4.100.0040.03612.01
5.4.90.0080.03612.02
5.4.80.0070.04612.01
5.4.70.0070.03212.01
5.4.60.0050.03612.01
5.4.50.0020.03912.01
5.4.40.0090.03111.99
5.4.30.0040.03711.99
5.4.20.0040.03711.99
5.4.10.0040.03811.99
5.4.00.0040.03611.48
5.3.290.0050.03912.80
5.3.280.0020.04112.71
5.3.270.0050.03912.72
5.3.260.0080.03612.72
5.3.250.0030.04012.72
5.3.240.0060.03712.72
5.3.230.0050.03712.71
5.3.220.0060.03512.68
5.3.210.0050.03812.68
5.3.200.0070.03412.68
5.3.190.0080.04112.67
5.3.180.0060.03912.67
5.3.170.0090.03512.67
5.3.160.0080.03412.68
5.3.150.0060.03612.67
5.3.140.0080.03912.66
5.3.130.0050.04312.66
5.3.120.0050.03812.66
5.3.110.0060.03812.66
5.3.100.0100.03812.12
5.3.90.0090.03512.08
5.3.80.0050.03612.07
5.3.70.0050.03612.08
5.3.60.0060.03712.06
5.3.50.0070.03412.00
5.3.40.0060.03612.00
5.3.30.0060.03311.95
5.3.20.0050.03911.72
5.3.10.0080.03511.70
5.3.00.0070.03911.68
5.2.170.0050.0299.18
5.2.160.0080.0259.18
5.2.150.0040.0359.18
5.2.140.0030.0319.18
5.2.130.0060.0349.14
5.2.120.0080.0289.13
5.2.110.0020.0309.14
5.2.100.0070.0269.14
5.2.90.0110.0229.14
5.2.80.0020.0339.13
5.2.70.0040.0329.14
5.2.60.0060.0289.09
5.2.50.0060.0289.06
5.2.40.0030.0309.04
5.2.30.0040.0309.02
5.2.20.0030.0309.01
5.2.10.0060.0268.92
5.2.00.0060.0268.79
5.1.60.0010.0268.06
5.1.50.0040.0238.07
5.1.40.0050.0248.05
5.1.30.0050.0248.40
5.1.20.0050.0308.42
5.1.10.0040.0258.14
5.1.00.0030.0268.14
5.0.50.0050.0236.62
5.0.40.0040.0206.48
5.0.30.0060.0276.29
5.0.20.0040.0226.27
5.0.10.0010.0236.25
5.0.00.0030.0316.23
4.4.90.0030.0144.78
4.4.80.0010.0174.76
4.4.70.0010.0174.76
4.4.60.0010.0214.76
4.4.50.0040.0184.77
4.4.40.0030.0244.71
4.4.30.0020.0174.76
4.4.20.0030.0154.85
4.4.10.0040.0154.85
4.4.00.0020.0254.76
4.3.110.0040.0144.67
4.3.100.0030.0154.67
4.3.90.0040.0134.64
4.3.80.0020.0244.58
4.3.70.0000.0174.63
4.3.60.0030.0144.63
4.3.50.0030.0184.63
4.3.40.0040.0244.54
4.3.30.0010.0193.29
4.3.20.0020.0173.26
4.3.10.0020.0163.22
4.3.00.0000.0237.11

preferences:
145.67 ms | 1394 KiB | 7 Q