3v4l.org

run code in 300+ PHP versions simultaneously
<?php function isBinary(string $data): bool { return ! mb_check_encoding($data, 'UTF-8'); } echo "Text:\n"; var_dump(isBinary('')); var_dump(isBinary('Some Content')); var_dump(isBinary('Sóme Cotént')); var_dump(isBinary('这是一些内容')); var_dump(isBinary('Αυτό είναι κάποιο περιεχόμενο')); var_dump(isBinary(' תוכן מסוים')); var_dump(isBinary('Это некоторое содержимое')); var_dump(isBinary('هذا بعض المحتوى')); var_dump(isBinary('هこれは一部のコンテンツです')); echo "Binary:\n"; var_dump(isBinary("\xC3\x28")); var_dump(isBinary("\xE0\xA0")); var_dump(isBinary("\xF0\x90\0")); var_dump(isBinary("\xF5\x80\x80\x80")); var_dump(isBinary("\xF4\x90\x80\x80"));

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)
8.5.00.0130.00819.93
8.4.150.0020.00014.05
8.4.140.0130.00817.83
8.4.130.0130.00918.70
8.4.120.0080.01324.17
8.4.110.0120.01019.19
8.4.100.0150.00517.79
8.4.90.0160.00617.71
8.4.80.0050.00317.85
8.4.70.0060.00217.93
8.4.60.0100.00817.79
8.4.50.0200.00918.69
8.4.40.0130.00717.45
8.4.30.0000.00820.80
8.4.20.0030.00622.34
8.4.10.0100.01023.79
8.3.280.0120.00819.97
8.3.270.0150.01016.67
8.3.260.0040.00416.40
8.3.250.0120.00718.70
8.3.240.0040.00717.28
8.3.230.0130.00716.62
8.3.220.0110.00917.30
8.3.210.0120.00816.58
8.3.200.0020.00616.65
8.3.190.0150.00816.56
8.3.180.0100.00916.50
8.3.170.0200.00617.94
8.3.160.0090.00916.71
8.3.150.0120.00620.66
8.3.140.0070.01117.16
8.3.130.0080.00018.31
8.3.120.0030.01420.53
8.3.110.0040.00416.41
8.3.100.0210.00931.21
8.3.90.0200.00526.77
8.3.80.0060.00317.97
8.3.70.0160.00318.43
8.3.60.0120.00320.08
8.3.50.0140.00716.59
8.3.40.0130.00621.86
8.3.30.0070.00720.38
8.3.20.0040.00424.18
8.3.10.0050.00324.66
8.3.00.0040.00426.16
8.2.290.0130.00620.69
8.2.280.0040.00318.38
8.2.270.0150.00317.07
8.2.260.0040.00419.02
8.2.250.0060.00316.47
8.2.240.0090.00019.09
8.2.230.0040.00420.94
8.2.220.0040.00437.54
8.2.210.0040.00426.77
8.2.200.0030.00618.54
8.2.190.0070.01116.58
8.2.180.0100.01016.75
8.2.170.0000.01518.83
8.2.160.0130.00322.96
8.2.150.0050.00225.66
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00422.25
8.2.110.0040.00420.40
8.2.100.0000.01119.18
8.2.80.0080.00618.38
8.1.330.0110.00818.46
8.1.320.0100.00916.30
8.1.310.0130.00318.24
8.1.300.0120.00319.56
8.1.290.0060.00330.84
8.1.280.0090.01225.92
8.1.270.0080.00022.24
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00520.14
8.1.230.0000.00918.45
8.1.220.0060.00518.77
7.2.240.0180.01018.26
7.0.00.0120.00517.96
5.6.400.0120.00616.45

preferences:
29.66 ms | 403 KiB | 5 Q