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Return width of string
Multibyte String Functions
PHP Manual

mb_strwidth

(PHP 4 >= 4.0.6, PHP 5)

mb_strwidth — Return width of string

Description

int mb_strwidth ( string $str [, string $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

Parameters

str

The string being decoded.

encoding

The encoding parameter is the character encoding. If it is omitted, the internal character encoding value will be used.

Return Values

The width of string str .

See Also

Multibyte String Functions
PHP Manual
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