mb_convert_kana

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

mb_convert_kana — Convert "kana" one from another ("zen-kaku", "han-kaku" and more)

Description

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.

Parameters

string

The string being converted.

mode

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"

encoding

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.

Changelog

Version	Description
8.0.0	`encoding` is nullable now.

Examples

Example #1 mb_convert_kana() example

<?php
/* Convert all "kana" to "zen-kaku" "kata-kana" */
$str = mb_convert_kana($str, "KVC");

/* Convert "han-kaku" "kata-kana" to "zen-kaku" "kata-kana" 
   and "zen-kaku" alphanumeric to "han-kaku" */
$str = mb_convert_kana($str, "KVa");
?>

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https://www.php.net/manual/en/function.mb-convert-kana.php