3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding('ISO-8859-1'); echo 'Subject: ', mb_decode_mimeheader('=?UTF-8?B?w5DCncOQwr7DkMKyw5HCi8OQwrkgw5DCssOQwr7DkMK/w5E=?= =?UTF-8?B?woDDkMK+w5HCgSDDkMK9w5DCsCDDkcKBw5DCsMOQwrnDkcKCw5DCtSA=?= =?UTF-8?B?Y3JlZGl0Y2FyZHNvbmxpbmUucnU=?=); $name = 'Добавлен новый комментарий к вопросу на ff.ru'; $addr = mb_encode_mimeheader($name, "ISO-8859-1", "B"); echo $addr;

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)
5.4.320.0080.03412.50
5.4.310.0080.03712.49
5.4.300.0070.03612.50
5.4.290.0070.03712.49
5.4.280.0070.03512.39
5.4.270.0090.03412.39
5.4.260.0080.04012.39
5.4.250.0070.03612.39
5.4.240.0080.03412.39
5.4.230.0060.03812.38
5.4.220.0070.03512.38
5.4.210.0040.03712.38
5.4.200.0020.04112.38
5.4.190.0040.04112.38
5.4.180.0090.03512.38
5.4.170.0030.03912.39
5.4.160.0090.03412.38
5.4.150.0060.03512.38
5.4.140.0040.03812.07
5.4.130.0070.03412.05
5.4.120.0030.03812.01
5.4.110.0080.04612.01
5.4.100.0040.03712.01
5.4.90.0020.04112.02
5.4.80.0050.03712.01
5.4.70.0040.03612.01
5.4.60.0050.03512.01
5.4.50.0110.03412.01
5.4.40.0070.03312.00
5.4.30.0070.03311.99
5.4.20.0080.03311.99
5.4.10.0060.03611.99
5.4.00.0050.03611.48
5.3.290.0030.04312.80
5.3.280.0090.04612.70
5.3.270.0090.03812.72
5.3.260.0050.04112.71
5.3.250.0070.03512.72
5.3.240.0050.03712.72
5.3.230.0080.03512.71
5.3.220.0030.03912.68
5.3.210.0070.03712.68
5.3.200.0040.03812.68
5.3.190.0070.03612.68
5.3.180.0070.03412.68
5.3.170.0090.03612.67
5.3.160.0080.03612.68
5.3.150.0100.04312.67
5.3.140.0060.03512.66
5.3.130.0100.04612.66
5.3.120.0060.03912.66
5.3.110.0090.04912.66
5.3.100.0060.03612.12
5.3.90.0030.03912.09
5.3.80.0030.03912.08
5.3.70.0040.03712.07
5.3.60.0040.03712.07
5.3.50.0080.03412.00
5.3.40.0030.03912.00
5.3.30.0080.03711.95
5.3.20.0060.03611.73
5.3.10.0020.03911.70
5.3.00.0070.03611.68
5.2.170.0040.0329.18
5.2.160.0030.0319.18
5.2.150.0030.0329.18
5.2.140.0060.0309.18
5.2.130.0060.0279.14
5.2.120.0050.0299.14
5.2.110.0050.0299.15
5.2.100.0030.0309.14
5.2.90.0030.0329.14
5.2.80.0050.0319.14
5.2.70.0070.0299.14
5.2.60.0060.0349.09
5.2.50.0040.0399.06
5.2.40.0050.0339.04
5.2.30.0040.0359.01
5.2.20.0070.0569.00
5.2.10.0100.0248.93
5.2.00.0040.0338.79
5.1.60.0050.0318.07
5.1.50.0040.0328.07
5.1.40.0090.0238.05
5.1.30.0090.0328.40
5.1.20.0040.0278.41
5.1.10.0040.0278.14
5.1.00.0070.0268.14
5.0.50.0040.0276.62
5.0.40.0020.0236.48
5.0.30.0030.0326.29
5.0.20.0040.0226.27
5.0.10.0030.0256.24
5.0.00.0000.0346.23
4.4.90.0030.0164.78
4.4.80.0020.0194.76
4.4.70.0030.0154.76
4.4.60.0040.0144.76
4.4.50.0040.0244.77
4.4.40.0050.0244.71
4.4.30.0020.0194.75
4.4.20.0060.0124.85
4.4.10.0000.0184.85
4.4.00.0010.0304.75
4.3.110.0030.0154.66
4.3.100.0010.0164.66
4.3.90.0010.0164.63
4.3.80.0050.0264.58
4.3.70.0010.0164.63
4.3.60.0010.0174.63
4.3.50.0020.0164.63
4.3.40.0010.0264.54
4.3.30.0030.0163.29
4.3.20.0040.0153.26
4.3.10.0030.0173.22
4.3.00.0000.0236.98

preferences:
169.03 ms | 1398 KiB | 7 Q