mb_strwidth

(PHP 4 >= 4.0.6, PHP 5, PHP 7)

mb_strwidthReturn width of string

설명

int mb_strwidth ( string $str [, string $encoding = mb_internal_encoding() ] )

Returns the width of string str.

Multi-byte characters are usually twice the width of single byte characters.

Characters width
Chars Width
U+0000 - U+0019 0
U+0020 - U+1FFF 1
U+2000 - U+FF60 2
U+FF61 - U+FF9F 1
U+FFA0 - 2

인수

str

The string being decoded.

encoding

encoding 인수는 문자 인코딩입니다. 생략하면, 내부 문자 인코딩값을 사용합니다.

반환값

The width of string str.

참고

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User Contributed Notes 2 notes

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3
Anonymous
12 years ago
Note: mb_strwidth is NOT returning bytes.  It's returning the width of monotype characters.  (In some languages, some characters will take up 2 character widths if displayed in monotype.)
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1
Adam Altman
6 years ago
Important, if you're looking to trim/cut/truncate a string so that it will fit a certain byte size (for example to fit in a database field), look at:  mb_strcut()
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