3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( mb_decode_mimeheader( mb_encode_mimeheader( mb_convert_encoding( "あいうえおかきくけこさしすせそたちつてとなにぬねのはひふへほまみむめもやいゆえよらりるれろわゐうゑをん", "ISO-2022-JP", "UTF-8" ), "ISO-2022-JP" ) ) );

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)
8.5.10.0090.00720.16
8.5.00.0100.01219.79
8.4.160.0110.01021.51
8.4.150.0020.00114.05
8.4.140.0140.00817.38
8.4.130.0080.00818.05
8.4.120.0080.01120.25
8.4.110.0110.00719.00
8.4.100.0100.01117.55
8.4.90.0070.00620.76
8.4.80.0110.00818.83
8.4.70.0110.00519.14
8.4.60.0090.00220.71
8.4.50.0090.00719.08
8.4.40.0130.00719.27
8.4.30.0100.01020.89
8.4.20.0080.01217.69
8.4.10.0130.00721.81
8.3.280.0120.00818.13
8.3.270.0100.01016.51
8.3.260.0050.00516.63
8.3.250.0110.00718.88
8.3.240.0130.00716.72
8.3.230.0100.01016.53
8.3.220.0140.00418.78
8.3.210.0100.00816.64
8.3.200.0060.00616.61
8.3.190.0090.01018.91
8.3.180.0100.00916.59
8.3.170.0060.00316.79
8.3.160.0180.00016.76
8.3.150.0070.01022.41
8.3.140.0120.00616.74
8.3.130.0060.00918.36
8.3.120.0130.00618.66
8.3.110.0090.00020.94
8.3.100.0030.00716.61
8.3.90.0070.00026.77
8.3.80.0060.00316.63
8.3.70.0000.01416.63
8.3.60.0090.00918.43
8.3.50.0120.00318.18
8.3.40.0150.00020.06
8.3.30.0070.00718.72
8.3.20.0040.00424.18
8.3.10.0000.00724.66
8.3.00.0080.00026.16
8.2.290.0050.00417.19
8.2.280.0120.00518.39
8.2.270.0070.01316.50
8.2.260.0120.00616.91
8.2.250.0100.01016.50
8.2.240.0100.01017.26
8.2.230.0050.00522.58
8.2.220.0040.00424.06
8.2.210.0160.00326.77
8.2.200.0050.00516.63
8.2.190.0120.00616.63
8.2.180.0100.01017.00
8.2.170.0040.01119.21
8.2.160.0160.00322.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00726.16
8.2.110.0000.00920.77
8.2.100.0060.00617.78
8.2.90.0040.00418.22
8.2.80.0040.00418.16
8.2.70.0040.00417.63
8.2.60.0030.00617.75
8.2.50.0040.00417.63
8.2.40.0030.00519.48
8.2.30.0000.00818.16
8.2.20.0090.00417.73
8.2.10.0110.00417.70
8.2.00.0130.00317.72
8.1.330.0130.00616.52
8.1.320.0030.00516.23
8.1.310.0000.00818.51
8.1.300.0110.00016.29
8.1.290.0030.00630.84
8.1.280.0140.00425.92
8.1.270.0080.00024.66
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0100.00722.00
8.1.230.0110.00022.73
8.1.220.0000.00817.74
8.1.210.0060.00518.77
8.1.200.0030.00517.48
8.1.190.0030.00917.22
8.1.180.0040.00418.10
8.1.170.0040.00419.20
8.1.160.0090.00717.50
8.1.150.0080.00817.43
8.1.140.0160.00017.48
8.1.130.0090.00917.47
8.1.120.0040.01217.53
8.1.110.0070.00717.62
8.1.100.0100.00517.58
8.1.90.0130.00317.61
8.1.80.0150.00317.50
8.1.70.0130.00417.68
8.1.60.0140.00617.75
8.1.50.0190.00017.68
8.1.40.0200.00017.74
8.1.30.0180.00417.66
8.1.20.0140.00717.77
8.1.10.0160.00417.58
8.1.00.0200.00017.64
8.0.300.0040.00419.89
8.0.290.0000.00716.75
8.0.280.0060.00618.58
8.0.270.0150.00016.70
8.0.260.0090.00716.82
8.0.250.0140.00316.88
8.0.240.0080.00716.76
8.0.230.0080.00816.85
8.0.220.0090.00318.50
8.0.210.0110.00316.76
8.0.200.0100.00716.88
8.0.190.0040.01216.73
8.0.180.0120.00316.89
8.0.170.0080.00516.77
8.0.160.0080.00816.79
8.0.150.0000.00916.78
8.0.140.0000.00816.85
8.0.130.0110.00016.75
8.0.120.0160.00016.75
8.0.110.0130.00316.81
8.0.100.0090.00716.72
8.0.90.0140.00416.77
8.0.80.0170.00016.67
8.0.70.0090.00616.82
8.0.60.0060.01216.87
8.0.50.0000.01416.68
8.0.30.0100.00516.80
8.0.20.0120.00416.94
8.0.10.0090.00816.94

preferences:
46.42 ms | 403 KiB | 5 Q