3v4l.org

run code in 300+ PHP versions simultaneously
<?php $super_string = "=?UTF-8?Q?Welcome=20to=20our=20caf=C3=A9!?= =?ISO-8859-1?Q?=20Willkommen=20in=20unserem=20Caf=E9!?= =?KOI8-R?Q?=20=F0=D2=C9=D7=C5=D4=20=D7=20=CE=C1=DB=C5=20=CB=C1=C6=C5!?="; echo mb_decode_mimeheader($super_string);

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)
8.5.30.0070.01017.93
8.5.20.0100.00620.14
8.5.10.0090.00916.53
8.5.00.0120.00922.65
8.4.180.0060.00519.68
8.4.170.0100.01023.98
8.4.160.0100.01122.07
8.4.150.0070.00516.86
8.4.140.0090.01117.58
8.4.130.0340.01018.51
8.4.120.0440.00617.58
8.4.110.0430.00717.63
8.4.100.0410.01017.46
8.4.90.0420.00817.50
8.4.80.0370.00717.73
8.4.70.0330.00417.74
8.4.60.0450.00517.77
8.4.50.0430.01017.48
8.4.40.0260.00717.63
8.4.30.0190.00417.36
8.4.20.0200.00417.63
8.4.10.0250.00517.51
8.3.300.0130.00820.74
8.3.290.0100.01020.75
8.3.280.0120.00918.31
8.3.270.0070.01216.34
8.3.260.0200.00616.16
8.3.250.0350.00616.42
8.3.240.0260.00416.23
8.3.230.0270.00616.36
8.3.220.0360.00716.60
8.3.210.0210.00116.35
8.3.200.0180.00416.72
8.3.190.0370.00816.36
8.3.180.0390.00916.55
8.3.170.0400.01016.30
8.3.160.0420.00916.41
8.3.150.0350.01116.05
8.3.140.0340.00416.51
8.3.130.0360.01016.45
8.3.120.0390.00516.39
8.3.110.0340.01016.29
8.3.100.0440.00716.49
8.3.90.0410.01016.08
8.3.80.0430.00416.37
8.3.70.0430.00716.22
8.3.60.0430.00816.56
8.3.50.0450.00616.43
8.3.40.0370.00817.43
8.3.30.0370.00817.31
8.3.20.0270.00417.37
8.3.10.0180.00417.39
8.3.00.0090.00417.48
8.2.300.0100.01120.38
8.2.290.0250.00916.56
8.2.280.0310.00516.43
8.2.270.0340.00816.61
8.2.260.0320.01016.80
8.2.250.0330.00816.65
8.2.240.0340.00816.86
8.2.230.0320.00516.52
8.2.220.0160.00316.71
8.2.210.0320.00816.73
8.2.200.0330.01116.58
8.2.190.0370.00516.45
8.2.180.0310.01016.71
8.2.170.0350.01017.88
8.2.160.0450.00817.80
8.2.150.0340.00617.84
8.2.140.0150.00617.86
8.2.130.0150.00617.76
8.2.120.0340.00717.81
8.2.110.0290.00618.06
8.2.100.0340.00417.82
8.2.90.0380.00717.77
8.2.80.0400.00717.56
8.2.70.0350.00817.76
8.2.60.0270.00417.93
8.2.50.0170.00717.72
8.2.40.0400.00817.70
8.2.30.0400.00517.65
8.2.20.0350.00817.60
8.2.10.0290.00917.75
8.2.00.0360.00517.73
8.1.340.0130.00621.86

preferences:
49.32 ms | 839 KiB | 5 Q