Php/docs/function.mb-strwidth
mb_strwidth
(PHP 4 >= 4.0.6, PHP 5, PHP 7)
mb_strwidth — Return 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
encodingparameter 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
- mb_strimwidth() - Get truncated string with specified width
- mb_internal_encoding() - Set/Get internal character encoding
