(PHP 4 >= 4.0.6, PHP 5, PHP 7)
mb_strlen — Get string length
$str
[, string $encoding = mb_internal_encoding()
] ) : intGets the length of a string.
strThe string being checked for length.
encodingDer encoding
Parameter legt das Zeichenencoding fest. Wird er nicht übergeben so wird die interne Zeichenkodierung genutzt.
Returns the number of characters in
string str having character encoding
encoding. A multi-byte character is
counted as 1.
If the encoding is unknown, an error of level
E_WARNING is generated.