mb_strtoupper
(PHP 4 >= 4.3.0, PHP 5)
mb_strtoupper — Make a string uppercase
Beschreibung
$str
[, string $encoding = mb_internal_encoding()
] )
Returns str
with all alphabetic characters converted to uppercase.
Parameter-Liste
-
str -
The string being uppercased.
-
encoding -
Der
encodingParameter legt das Zeichenencoding fest. Wird er nicht übergeben so wird die interne Zeichenkodierung genutzt.
Rückgabewerte
str with all alphabetic characters converted to uppercase.
Unicode
For more information about the Unicode properties, please see » http://www.unicode.org/unicode/reports/tr21/.
By contrast to strtoupper(), 'alphabetic' is determined by the Unicode character properties. Thus the behaviour of this function is not affected by locale settings and it can convert any characters that have 'alphabetic' property, such as a-umlaut (ä).
Beispiele
Beispiel #1 mb_strtoupper() example
<?php
$str = "Mary Had A Little Lamb and She LOVED It So";
$str = mb_strtoupper($str);
echo $str; // Prints MARY HAD A LITTLE LAMB AND SHE LOVED IT SO
?>
Beispiel #2 mb_strtoupper() example with non-Latin UTF-8 text
<?php
$str = "Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός";
$str = mb_strtoupper($str, 'UTF-8');
echo $str; // Prints ΤΆΧΙΣΤΗ ΑΛΏΠΗΞ ΒΑΦΉΣ ΨΗΜΈΝΗ ΓΗ, ΔΡΑΣΚΕΛΊΖΕΙ ΥΠΈΡ ΝΩΘΡΟΎ ΚΥΝΌΣ
?>
Siehe auch
- mb_strtolower() - Make a string lowercase
- mb_convert_case() - Perform case folding on a string
- strtoupper() - Wandelt alle Zeichen eines Strings in Großbuchstaben um