3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = 'abcde æøå æøå ð Ð ≗ 䎇 顃 ‰'; echo mb_detect_encoding($text, ['UTF-8', 'CP1252', 'ISO-8859-1'], true);

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)
8.5.10.0070.01120.11
8.5.00.0110.01019.94
8.4.150.0030.00014.05
8.4.140.0150.00617.75
8.4.130.0070.00317.99
8.4.120.0120.00820.60
8.4.110.0130.00818.89
8.4.100.0160.00517.75
8.4.90.0110.00917.88
8.4.80.0130.00719.46
8.4.70.0100.01117.84
8.4.60.0120.00918.63
8.4.50.0090.00917.52
8.4.40.0160.00323.77
8.4.30.0060.00320.73
8.4.20.0030.00620.83
8.4.10.0030.00623.81
8.3.280.0010.00214.05
8.3.270.0090.00916.48
8.3.260.0110.00816.57
8.3.250.0120.00817.00
8.3.240.0090.00916.32
8.3.230.0090.00716.73
8.3.220.0090.01016.92
8.3.210.0130.00516.45
8.3.200.0050.00416.65
8.3.190.0110.00717.26
8.3.180.0110.00816.42
8.3.170.0030.01018.87
8.3.160.0050.00318.44
8.3.150.0110.00717.12
8.3.140.0040.01516.28
8.3.130.0030.00616.66
8.3.120.0040.01520.75
8.3.110.0000.00920.94
8.3.100.0030.00624.06
8.3.90.0040.00426.77
8.3.80.0090.00018.56
8.3.70.0060.00918.08
8.3.60.0110.00716.38
8.3.50.0040.01118.37
8.3.40.0070.00721.90
8.3.30.0070.00718.63
8.3.20.0040.00424.18
8.3.10.0070.00024.66
8.3.00.0040.00426.16
8.2.290.0220.00817.92
8.2.280.0100.00920.29
8.2.270.0130.00620.96
8.2.260.0040.00418.61
8.2.250.0000.00818.63
8.2.240.0050.00317.17
8.2.230.0060.00322.58
8.2.220.0070.00037.54
8.2.210.0050.00226.77
8.2.200.0090.00018.41
8.2.190.0130.00318.41
8.2.180.0110.01116.75
8.2.170.0150.00019.26
8.2.160.0130.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0000.00726.16
8.2.110.0000.01022.25
8.2.100.0060.00618.03
8.2.90.0040.00418.03
8.2.80.0000.00819.03
8.2.70.0050.00317.50
8.2.60.0050.00317.63
8.2.50.0040.00418.16
8.2.40.0050.00318.18
8.2.30.0090.00617.75
8.2.20.0130.00317.73
8.2.10.0100.00617.62
8.2.00.0140.00217.63
8.1.330.0130.00518.07
8.1.320.0130.00716.45
8.1.310.0110.00717.02
8.1.300.0080.01120.04
8.1.290.0070.00318.88
8.1.280.0090.00625.92
8.1.270.0060.00324.66
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0090.00019.20
8.1.230.0040.00817.89
8.1.220.0000.00817.88
8.1.210.0040.00418.77
8.1.200.0000.00917.50
8.1.190.0030.00617.47
8.1.180.0060.00318.10
8.1.170.0040.00417.62
8.1.160.0060.00917.62
8.1.150.0160.00017.62
8.1.140.0150.00017.62
8.1.130.0080.00817.62
8.1.120.0160.00017.62
8.1.110.0150.00417.62
8.1.100.0130.00517.62
8.1.90.0100.00517.62
8.1.80.0080.00817.62
8.1.70.0120.00517.62
8.1.60.0110.00817.62
8.1.50.0190.00017.62
8.1.40.0160.00417.62
8.1.30.0150.00317.62
8.1.20.0110.00617.63
8.1.10.0120.00617.62
8.1.00.0070.01017.62
8.0.300.0060.00318.77
8.0.290.0090.00016.88
8.0.280.0170.00017.62
8.0.270.0060.01017.62
8.0.260.0170.00017.62
8.0.250.0060.00917.62
8.0.240.0050.01017.62
8.0.230.0130.00417.62
8.0.220.0130.00317.62
8.0.210.0100.00517.62
8.0.200.0140.00217.62
8.0.190.0160.00017.62
8.0.180.0130.00317.62
8.0.170.0150.00017.62
8.0.160.0160.00017.62
8.0.150.0120.00517.62
8.0.140.0090.00617.62
8.0.130.0110.00617.62
8.0.120.0130.00317.62
8.0.110.0150.00017.62
8.0.100.0110.00417.62
8.0.90.0140.00317.62
8.0.80.0100.00617.62
8.0.70.0110.00617.62
8.0.60.0160.00017.62
8.0.50.0110.00517.62
8.0.30.0050.01017.62
8.0.20.0100.00517.62
8.0.10.0060.00917.62
5.6.400.0190.00816.90

preferences:
39.45 ms | 403 KiB | 5 Q