Only first letter
function mb_ucfirst($string, $encoding = 'UTF-8'){
$strlen = mb_strlen($string, $encoding);
$firstChar = mb_substr($string, 0, 1, $encoding);
$then = mb_substr($string, 1, $strlen - 1, $encoding);
return mb_strtoupper($firstChar, $encoding) . $then;
}
mb_strtoupper
(PHP 4 >= 4.3.0, PHP 5, PHP 7)
mb_strtoupper — Make a string uppercase
Opis
mb_strtoupper
( string
$str
[, string $encoding = mb_internal_encoding()
] ) : string
Returns str
with all alphabetic characters converted to uppercase.
Parametry
-
str -
The string being uppercased.
-
encoding -
Parametr
encodingokreśla kodowanie znaków. Jeśli nie jest podany, to zostanie użyta wewnętrzna wartość kodowania zanków.
Zwracane wartości
str with all alphabetic characters converted to uppercase.
Kodowanie 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).
Przykłady
Przykład #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
?>
Przykład #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
?>
Zobacz też:
- mb_strtolower() - Make a string lowercase
- mb_convert_case() - Perform case folding on a string
- strtoupper() - Zmienia wszystkie litery w stringu na duże
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