PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8
mb_convert_kana - Convert "kana" one from another ("zen-kaku", "han-kaku" and more)

mb_convert_kana( string$string, [string$mode = "KV"], [string|null$encoding = null] ): string

Performs a "han-kaku" - "zen-kaku" conversion for string string. This function is only useful for Japanese.



The string being converted.


The conversion option.

Specify with a combination of following options.

Applicable Conversion Options
Option Meaning
r Convert "zen-kaku" alphabets to "han-kaku"
R Convert "han-kaku" alphabets to "zen-kaku"
n Convert "zen-kaku" numbers to "han-kaku"
N Convert "han-kaku" numbers to "zen-kaku"
a Convert "zen-kaku" alphabets and numbers to "han-kaku"
A Convert "han-kaku" alphabets and numbers to "zen-kaku" (Characters included in "a", "A" options are U+0021 - U+007E excluding U+0022, U+0027, U+005C, U+007E)
s Convert "zen-kaku" space to "han-kaku" (U+3000 -> U+0020)
S Convert "han-kaku" space to "zen-kaku" (U+0020 -> U+3000)
k Convert "zen-kaku kata-kana" to "han-kaku kata-kana"
K Convert "han-kaku kata-kana" to "zen-kaku kata-kana"
h Convert "zen-kaku hira-gana" to "han-kaku kata-kana"
H Convert "han-kaku kata-kana" to "zen-kaku hira-gana"
c Convert "zen-kaku kata-kana" to "zen-kaku hira-gana"
C Convert "zen-kaku hira-gana" to "zen-kaku kata-kana"
V Collapse voiced sound notation and convert them into a character. Use with "K","H"


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

Return Values

The converted string.


Version Description
8.0.0 encoding is nullable now.

Example of mb_convert_kana

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