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+0LLRi9C5INC60L7QvNC80LXQvdGC?= =?ISO-8859-1?B?0LDRgNC40Lkg0Log0LfQsNC/0LjRgdC4OiAie1BBR0VfVElUTEV9Ig==?='); /* $name = 'Добавлен новый комментарий к записи: "{PAGE_TITLE}"'; $addr = mb_encode_mimeheader($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)
8.3.60.0120.00918.30
8.3.50.0140.00717.93
8.3.40.0130.00618.89
8.3.30.0060.00918.96
8.3.20.0000.01420.04
8.3.10.0030.00520.39
8.3.00.0110.00419.66
8.2.180.0140.00716.63
8.2.170.0210.00022.96
8.2.160.0130.00620.35
8.2.150.0110.00724.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.00022.35
8.2.110.0030.00621.29
8.2.100.0060.00618.03
8.2.90.0000.00817.91
8.2.80.0000.00918.05
8.2.70.0050.00318.29
8.2.60.0070.00018.16
8.2.50.0000.00818.10
8.2.40.0040.00418.33
8.2.30.0060.00319.50
8.2.20.0040.00417.93
8.2.10.0000.00718.14
8.2.00.0030.00517.87
8.1.280.0150.00625.92
8.1.270.0030.00524.14
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00623.90
8.1.230.0070.00421.05
8.1.220.0030.00517.74
8.1.210.0100.00018.90
8.1.200.0000.01017.35
8.1.190.0050.00317.45
8.1.180.0050.00318.10
8.1.170.0000.00818.71
8.1.160.0030.00322.13
8.1.150.0000.00718.90
8.1.140.0040.00417.46
8.1.130.0000.00717.80
8.1.120.0030.00317.47
8.1.110.0080.00017.41
8.1.100.0050.00317.50
8.1.90.0090.00017.50
8.1.80.0020.00517.57
8.1.70.0030.00317.46
8.1.60.0000.00917.61
8.1.50.0030.00517.51
8.1.40.0030.00517.59
8.1.30.0080.00017.64
8.1.20.0040.00417.64
8.1.10.0050.00317.62
8.1.00.0060.00317.61
8.0.300.0040.00421.64
8.0.290.0000.00916.75
8.0.280.0030.00318.57
8.0.270.0030.00317.30
8.0.260.0060.00017.37
8.0.250.0070.00016.98
8.0.240.0000.00616.94
8.0.230.0000.00716.85
8.0.220.0030.00316.77
8.0.210.0060.00016.76
8.0.200.0030.00316.86
8.0.190.0030.00516.94
8.0.180.0000.00716.93
8.0.170.0000.00716.83
8.0.160.0000.00716.77
8.0.150.0000.00716.74
8.0.140.0100.00016.82
8.0.130.0000.00613.31
8.0.120.0040.00416.89
8.0.110.0050.00216.72
8.0.100.0030.00316.91
8.0.90.0050.00316.69
8.0.80.0060.00916.79
8.0.70.0000.00716.90
8.0.60.0080.00016.93
8.0.50.0070.00016.91
8.0.30.0080.01717.12
8.0.20.0150.00517.40
8.0.10.0000.00816.90
8.0.00.0080.00916.63
7.4.330.0000.00515.00
7.4.320.0000.00616.46
7.4.300.0060.00016.42
7.4.290.0030.00316.57
7.4.280.0000.00816.57
7.4.270.0040.00416.61
7.4.260.0070.00016.44
7.4.250.0000.00716.42
7.4.240.0060.00116.53
7.4.230.0030.00316.54
7.4.220.0060.01916.61
7.4.210.0040.00816.68
7.4.200.0050.00316.67
7.4.160.0050.01116.52
7.4.150.0110.00617.40
7.4.140.0140.00617.86
7.4.130.0110.00816.45
7.4.120.0090.00716.56
7.4.110.0100.00716.39
7.4.100.0100.00616.34
7.4.90.0160.00316.68
7.4.80.0100.00616.59
7.4.70.0100.01016.54
7.4.60.0070.01616.56
7.4.50.0000.00816.52
7.4.40.0110.00616.43
7.4.30.0110.00616.50
7.4.00.0100.00315.01
7.3.330.0030.00313.02
7.3.320.0050.00013.11
7.3.310.0080.00016.32
7.3.300.0030.00316.22
7.3.290.0030.01016.24
7.3.280.0080.00716.29
7.3.270.0130.00417.40
7.3.260.0040.01316.21
7.3.250.0090.01116.38
7.3.240.0100.00716.51
7.3.230.0130.00316.40
7.3.210.0080.00816.50
7.3.200.0100.01119.39
7.3.190.0110.00816.18
7.3.180.0050.01316.57
7.3.170.0100.01316.54
7.3.160.0160.00016.50
7.2.330.0170.00016.44
7.2.320.0140.00316.65
7.2.310.0100.00616.73
7.2.300.0100.00616.60
7.2.290.0000.02316.48
7.2.00.0030.00919.24
7.1.100.0040.01118.14
7.1.70.0000.00917.25
7.1.60.0110.01419.32
7.1.50.0060.01516.68
7.1.00.0070.07322.48
7.0.200.0000.00716.79
7.0.140.0030.07322.07
7.0.60.0070.08719.94
7.0.50.0070.08017.83
7.0.40.0000.05020.32
7.0.30.0200.04320.30
7.0.20.0270.07720.16
7.0.10.0070.09020.08
7.0.00.0130.06720.31
5.6.280.0100.06721.07
5.6.210.0100.08020.72
5.6.200.0130.07018.21
5.6.190.0070.04720.56
5.6.180.0470.07020.63
5.6.170.0430.06020.45
5.6.160.0100.05720.38
5.6.150.0070.04318.19
5.6.140.0100.07718.11
5.6.130.0100.03718.21
5.6.120.0100.08020.95
5.6.110.0030.09720.97
5.6.100.0070.06721.00
5.6.90.0030.08721.00
5.6.80.0030.06320.50
5.5.350.0170.02720.42
5.5.340.0000.04718.01
5.5.330.0070.07020.12
5.5.320.0430.04720.34
5.5.310.0230.08020.17
5.5.300.0070.05717.96
5.5.290.0070.04318.00
5.5.280.0130.04320.76
5.5.270.0000.04320.74
5.5.260.0130.07320.64
5.5.250.0170.07020.63
5.5.240.0200.07320.25
5.4.450.0130.06319.27
5.4.440.1130.05719.47
5.4.430.1030.05019.51
5.4.420.0770.06019.46
5.4.410.1030.05719.27
5.4.400.1030.05019.00
5.4.390.1130.04718.91
5.4.380.0200.06318.52
5.4.370.0230.07718.73
5.4.360.0500.05718.77
5.4.350.0400.05718.65
5.4.340.0470.04718.61
5.4.320.0050.03612.45
5.4.310.0070.03712.45
5.4.300.0100.03612.45
5.4.290.0080.03612.45
5.4.280.0060.03812.35
5.4.270.0060.03612.34
5.4.260.0080.03312.35
5.4.250.0050.03712.34
5.4.240.0040.03912.34
5.4.230.0130.03012.34
5.4.220.0060.03712.34
5.4.210.0070.03612.34
5.4.200.0100.04412.34
5.4.190.0060.03512.33
5.4.180.0050.03712.33
5.4.170.0070.03512.35
5.4.160.0050.03612.34
5.4.150.0040.03612.34
5.4.140.0060.03912.02
5.4.130.0060.03712.01
5.4.120.0090.03011.97
5.4.110.0060.03411.96
5.4.100.0070.03811.96
5.4.90.0050.03811.96
5.4.80.0070.04011.96
5.4.70.0090.04111.96
5.4.60.0070.03311.96
5.4.50.0070.04211.96
5.4.40.0050.03411.95
5.4.30.0080.03211.95
5.4.20.0040.03511.95
5.4.10.0060.03411.95
5.4.00.0040.03711.44
5.3.290.0050.04012.80
5.3.280.0050.03812.71
5.3.270.0050.04112.72
5.3.260.0020.04412.72
5.3.250.0080.03812.72
5.3.240.0050.04112.72
5.3.230.0070.03812.71
5.3.220.0080.03612.68
5.3.210.0060.03912.68
5.3.200.0050.03712.68
5.3.190.0070.03612.68
5.3.180.0090.03912.68
5.3.170.0070.03812.67
5.3.160.0080.03512.68
5.3.150.0040.03912.68
5.3.140.0060.03712.66
5.3.130.0090.04712.66
5.3.120.0080.04712.66
5.3.110.0090.04412.66
5.3.100.0060.03812.12
5.3.90.0090.03412.09
5.3.80.0080.03512.07
5.3.70.0070.03712.08
5.3.60.0070.03512.06
5.3.50.0030.03812.00
5.3.40.0050.03612.00
5.3.30.0070.03411.94
5.3.20.0050.03611.72
5.3.10.0080.03711.69
5.3.00.0020.03911.67
5.2.170.0040.0309.18
5.2.160.0050.0289.18
5.2.150.0050.0309.18
5.2.140.0070.0319.18
5.2.130.0040.0309.13
5.2.120.0040.0309.13
5.2.110.0040.0369.14
5.2.100.0060.0289.13
5.2.90.0040.0309.13
5.2.80.0060.0289.13
5.2.70.0070.0349.13
5.2.60.0080.0299.08
5.2.50.0040.0319.05
5.2.40.0060.0309.03
5.2.30.0070.0269.01
5.2.20.0030.0309.00
5.2.10.0030.0308.92
5.2.00.0040.0298.77
5.1.60.0050.0238.06
5.1.50.0060.0218.05
5.1.40.0050.0278.04
5.1.30.0030.0328.39
5.1.20.0050.0248.41
5.1.10.0040.0338.13
5.1.00.0060.0238.14
5.0.50.0050.0186.61
5.0.40.0020.0216.47
5.0.30.0040.0306.29
5.0.20.0030.0216.26
5.0.10.0050.0196.23
5.0.00.0070.0306.23
4.4.90.0030.0184.78
4.4.80.0050.0134.75
4.4.70.0040.0144.75
4.4.60.0030.0154.75
4.4.50.0030.0174.77
4.4.40.0020.0254.71
4.4.30.0050.0174.76
4.4.20.0030.0154.84
4.4.10.0020.0164.85
4.4.00.0030.0274.76
4.3.110.0040.0154.67
4.3.100.0030.0184.66
4.3.90.0040.0174.63
4.3.80.0030.0254.58
4.3.70.0050.0194.63
4.3.60.0030.0184.62
4.3.50.0040.0174.63
4.3.40.0020.0254.54
4.3.30.0030.0183.28
4.3.20.0030.0153.25
4.3.10.0040.0143.21
4.3.00.0030.0236.84

preferences:
45.93 ms | 400 KiB | 5 Q