3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding('ISO-8859-1'); echo 'Subject: ', mb_decode_mimeheader('=?ISO-8859-1?B?0JTQvtCx0LDQstC70LXQvSDQvdC+0LLRi9C5INC60L4=?= =?ISO-8859-1?B?0LzQvNC10L3RgtCw0YDQuNC5INC6INCy0L7Qv9GA0L7RgdGDINA=?= =?ISO-8859-1?B?vdCwIENyZWRpdENhcmRzT25saW5lLnJ1?='); $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)
8.3.60.0150.00618.18
8.3.50.0130.00922.05
8.3.40.0070.01018.61
8.3.30.0110.00418.92
8.3.20.0070.00020.34
8.3.10.0080.00020.48
8.3.00.0000.00819.68
8.2.180.0110.01118.39
8.2.170.0070.00722.96
8.2.160.0030.01020.57
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0090.00622.18
8.2.110.0060.00322.38
8.2.100.0060.00617.97
8.2.90.0040.00419.38
8.2.80.0000.00817.97
8.2.70.0040.00417.72
8.2.60.0040.00418.05
8.2.50.0040.00418.07
8.2.40.0020.00518.16
8.2.30.0040.00719.61
8.2.20.0050.00317.93
8.2.10.0030.00618.31
8.2.00.0000.00917.98
8.1.280.0150.00625.92
8.1.270.0060.00323.95
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00322.27
8.1.230.0090.00319.14
8.1.220.0040.00417.80
8.1.210.0000.00818.77
8.1.200.0030.00717.48
8.1.190.0030.00517.47
8.1.180.0000.00818.10
8.1.170.0000.00818.79
8.1.160.0030.00522.14
8.1.150.0000.00718.93
8.1.140.0040.00417.59
8.1.130.0030.00317.89
8.1.120.0000.00817.49
8.1.110.0030.00517.48
8.1.100.0070.00017.57
8.1.90.0040.00417.54
8.1.80.0000.00717.61
8.1.70.0000.00717.48
8.1.60.0060.00317.76
8.1.50.0030.00617.54
8.1.40.0040.00417.67
8.1.30.0080.00017.81
8.1.20.0000.00717.62
8.1.10.0040.00417.64
8.1.00.0000.00717.59
8.0.300.0000.00718.77
8.0.290.0070.00016.88
8.0.280.0000.00718.48
8.0.270.0050.00317.42
8.0.260.0080.00017.43
8.0.250.0070.00017.07
8.0.240.0040.00417.06
8.0.230.0000.00716.92
8.0.220.0030.00516.96
8.0.210.0000.00716.97
8.0.200.0030.00317.03
8.0.190.0040.00416.85
8.0.180.0030.00516.96
8.0.170.0000.00717.03
8.0.160.0050.00216.81
8.0.150.0000.00717.00
8.0.140.0080.00416.91
8.0.130.0030.00313.38
8.0.120.0050.00316.94
8.0.110.0000.00716.87
8.0.100.0040.00417.07
8.0.90.0000.00716.93
8.0.80.0130.00717.00
8.0.70.0050.00316.95
8.0.60.0000.00716.86
8.0.50.0030.00516.92
8.0.30.0170.00717.37
8.0.20.0140.00817.40
8.0.10.0030.00616.99
8.0.00.0090.01216.79
7.4.330.0000.00615.07
7.4.320.0030.00316.57
7.4.300.0040.00416.49
7.4.290.0070.00016.64
7.4.280.0040.00416.56
7.4.270.0050.00316.50
7.4.260.0030.00316.56
7.4.250.0000.00716.54
7.4.240.0050.00216.57
7.4.230.0000.00716.57
7.4.220.0060.01216.53
7.4.210.0070.00716.52
7.4.200.0050.00316.32
7.4.160.0040.01216.47
7.4.150.0030.01417.40
7.4.140.0090.00817.86
7.4.130.0070.01016.62
7.4.120.0120.00516.67
7.4.110.0070.01016.54
7.4.100.0060.01216.66
7.4.90.0100.00716.38
7.4.80.0090.00916.68
7.4.70.0030.01616.48
7.4.60.0130.00316.38
7.4.50.0050.00316.19
7.4.40.0030.01316.57
7.4.30.0100.00716.45
7.4.00.0070.00915.04
7.3.330.0030.00313.09
7.3.320.0030.00313.20
7.3.310.0030.00316.49
7.3.300.0030.00316.24
7.3.290.0070.00716.32
7.3.280.0080.00716.36
7.3.270.0070.01017.40
7.3.260.0080.00916.63
7.3.250.0110.00616.41
7.3.240.0120.00616.25
7.3.230.0030.01316.57
7.3.210.0120.00416.57
7.3.200.0060.01119.39
7.3.190.0060.00916.49
7.3.180.0100.00716.38
7.3.170.0110.01116.30
7.3.160.0000.01516.39
7.3.120.0110.00714.92
7.3.110.0070.01015.02
7.3.100.0110.00615.15
7.3.90.0070.01014.88
7.3.80.0110.00614.70
7.3.70.0040.01415.03
7.3.60.0000.01314.89
7.3.50.0090.00614.94
7.3.40.0030.01415.02
7.3.30.0040.01114.93
7.3.20.0000.01416.76
7.3.10.0090.00016.60
7.3.00.0000.00916.64
7.2.330.0070.01016.55
7.2.320.0030.01416.63
7.2.310.0150.00716.85
7.2.300.0080.00816.64
7.2.290.0130.00316.66
7.2.250.0090.00915.07
7.2.240.0030.01614.96
7.2.230.0070.01015.22
7.2.220.0030.01014.95
7.2.210.0040.00715.33
7.2.200.0100.00315.19
7.2.190.0000.01515.02
7.2.180.0040.01114.96
7.2.170.0060.01015.18
7.2.00.0070.00719.40
7.1.330.0080.00816.02
7.1.320.0070.00715.88
7.1.310.0060.01215.84
7.1.300.0090.00616.09
7.1.290.0040.01115.88
7.1.280.0080.00315.90
7.1.270.0040.01216.05
7.1.260.0070.00715.85
7.1.100.0090.00618.11
7.1.70.0030.00717.00
7.1.60.0120.01219.32
7.1.50.0040.01816.71
7.1.00.0030.07322.40
7.0.200.0000.01016.97
7.0.140.0030.07322.16
7.0.60.0070.08320.00
7.0.50.0100.07317.76
7.0.40.0030.04719.96
7.0.30.0630.06020.04
7.0.20.0300.05020.09
7.0.10.0170.07020.16
7.0.00.0100.04020.11
5.6.280.0070.07021.02
5.6.210.0100.07720.54
5.6.200.0070.08018.19
5.6.190.0030.05320.68
5.6.180.0530.06720.61
5.6.170.0270.08020.50
5.6.160.0000.04720.61
5.6.150.0000.04718.19
5.6.140.0030.07018.14
5.6.130.0070.07718.20
5.6.120.0130.04320.94
5.6.110.0070.08020.96
5.6.100.0130.08021.11
5.6.90.0100.04321.10
5.6.80.0070.08020.47
5.5.350.0200.06720.29
5.5.340.0100.08017.88
5.5.330.0030.08020.19
5.5.320.0370.07020.26
5.5.310.0170.04720.30
5.5.300.0070.08017.98
5.5.290.0030.07718.00
5.5.280.0030.04020.66
5.5.270.0030.04020.94
5.5.260.0100.09020.88
5.5.250.0100.08020.57
5.5.240.0030.04720.05
5.4.450.0300.06719.25
5.4.440.0770.05719.46
5.4.430.0930.05719.63
5.4.420.1200.04319.23
5.4.410.0830.05319.36
5.4.400.0930.05318.95
5.4.390.1000.05319.29
5.4.380.0270.06018.72
5.4.370.0270.06318.70
5.4.360.0300.05718.72
5.4.350.0330.06318.75
5.4.340.0270.06318.65
5.4.320.0050.03712.45
5.4.310.0070.03612.45
5.4.300.0080.03412.45
5.4.290.0060.03812.45
5.4.280.0080.03312.35
5.4.270.0050.03712.34
5.4.260.0050.03812.35
5.4.250.0090.04112.35
5.4.240.0050.03712.35
5.4.230.0060.03812.34
5.4.220.0050.04112.34
5.4.210.0080.03312.34
5.4.200.0050.04112.34
5.4.190.0090.03512.33
5.4.180.0090.03912.33
5.4.170.0050.04312.34
5.4.160.0070.03512.34
5.4.150.0080.03512.34
5.4.140.0110.03212.02
5.4.130.0060.03512.01
5.4.120.0060.03511.96
5.4.110.0020.03911.96
5.4.100.0090.03111.96
5.4.90.0060.03611.96
5.4.80.0050.03811.96
5.4.70.0040.03911.96
5.4.60.0080.03311.96
5.4.50.0090.03311.96
5.4.40.0060.03611.95
5.4.30.0100.03811.95
5.4.20.0020.03811.95
5.4.10.0060.03411.95
5.4.00.0030.03811.43
5.3.290.0070.03912.80
5.3.280.0050.03812.71
5.3.270.0070.03712.72
5.3.260.0090.03612.72
5.3.250.0060.03712.72
5.3.240.0060.03812.72
5.3.230.0130.03612.71
5.3.220.0090.03512.68
5.3.210.0080.03712.68
5.3.200.0040.03812.68
5.3.190.0040.03912.68
5.3.180.0090.03312.67
5.3.170.0050.03712.67
5.3.160.0060.03612.67
5.3.150.0070.03912.67
5.3.140.0080.04112.66
5.3.130.0060.03912.66
5.3.120.0050.03912.66
5.3.110.0060.03812.66
5.3.100.0070.03612.12
5.3.90.0050.03612.08
5.3.80.0010.03912.07
5.3.70.0060.03512.07
5.3.60.0020.03912.06
5.3.50.0100.03112.00
5.3.40.0070.03412.00
5.3.30.0040.03711.94
5.3.20.0070.03711.72
5.3.10.0090.03311.69
5.3.00.0070.04511.68
5.2.170.0040.0459.18
5.2.160.0040.0379.18
5.2.150.0090.0309.18
5.2.140.0060.0299.17
5.2.130.0050.0299.14
5.2.120.0050.0289.13
5.2.110.0060.0289.14
5.2.100.0050.0299.14
5.2.90.0060.0329.14
5.2.80.0040.0309.14
5.2.70.0060.0299.13
5.2.60.0040.0329.09
5.2.50.0050.0399.06
5.2.40.0050.0309.03
5.2.30.0060.0339.01
5.2.20.0070.0269.00
5.2.10.0030.0298.92
5.2.00.0030.0358.78
5.1.60.0030.0258.06
5.1.50.0050.0278.05
5.1.40.0050.0278.04
5.1.30.0040.0368.39
5.1.20.0060.0298.41
5.1.10.0040.0308.13
5.1.00.0050.0288.14
5.0.50.0040.0246.61
5.0.40.0050.0196.48
5.0.30.0040.0396.29
5.0.20.0030.0216.26
5.0.10.0050.0236.24
5.0.00.0040.0316.23
4.4.90.0030.0154.78
4.4.80.0050.0144.76
4.4.70.0010.0194.75
4.4.60.0030.0174.75
4.4.50.0030.0204.77
4.4.40.0060.0264.71
4.4.30.0030.0184.76
4.4.20.0010.0174.84
4.4.10.0030.0214.85
4.4.00.0040.0264.76
4.3.110.0050.0144.67
4.3.100.0020.0164.67
4.3.90.0000.0174.63
4.3.80.0010.0264.58
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0040.0144.63
4.3.40.0050.0224.54
4.3.30.0020.0163.28
4.3.20.0010.0183.26
4.3.10.0050.0143.22
4.3.00.0070.0206.98

preferences:
33.64 ms | 401 KiB | 5 Q