mb_strwidth

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

mb_strwidthReturn width of string

Description

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

Returns the width of string str, where halfwidth characters count as 1, and fullwidth characters count as 2.

The fullwidth characters are: U+1100-U+115F, U+11A3-U+11A7, U+11FA-U+11FF, U+2329-U+232A, U+2E80-U+2E99, U+2E9B-U+2EF3, U+2F00-U+2FD5, U+2FF0-U+2FFB, U+3000-U+303E, U+3041-U+3096, U+3099-U+30FF, U+3105-U+312D, U+3131-U+318E, U+3190-U+31BA, U+31C0-U+31E3, U+31F0-U+321E, U+3220-U+3247, U+3250-U+32FE, U+3300-U+4DBF, U+4E00-U+A48C, U+A490-U+A4C6, U+A960-U+A97C, U+AC00-U+D7A3, U+D7B0-U+D7C6, U+D7CB-U+D7FB, U+F900-U+FAFF, U+FE10-U+FE19, U+FE30-U+FE52, U+FE54-U+FE66, U+FE68-U+FE6B, U+FF01-U+FF60, U+FFE0-U+FFE6, U+1B000-U+1B001, U+1F200-U+1F202, U+1F210-U+1F23A, U+1F240-U+1F248, U+1F250-U+1F251, U+20000-U+2FFFD, U+30000-U+3FFFD. All other characters are halfwidth characters.

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

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