Global

Members

defaultOptions :DefaultOptions

Default config for WanaKana, user passed options will be merged with these

Properties:
Name Type Attributes Default Description
useObsoleteKana Boolean <optional>
false

Set to true to use obsolete characters, such as ゐ and ゑ.

passRomaji Boolean <optional>
false

Set to true to pass romaji when using mixed syllabaries with toKatakana() or toHiragana()

upcaseKatakana Boolean <optional>
false

Set to true to convert katakana to uppercase using toRomaji()

IMEMode Boolean | String <optional>
false

Set to true, 'toHiragana', or 'toKatakana' to handle conversion while it is being typed.

romanization String <optional>
'hepburn'

choose toRomaji() romanization map (currently only 'hepburn')

customKanaMapping Object <optional>

custom map will be merged with default conversion

customRomajiMapping Object <optional>

custom map will be merged with default conversion

Source:
Examples
toHiragana('we', { useObsoleteKana: true })
// => 'ゑ'
toHiragana('only convert the katakana: ヒラガナ', { passRomaji: true })
// => "only convert the katakana: ひらがな"
toRomaji('ひらがな カタカナ', { upcaseKatakana: true })
// => "hiragana KATAKANA"
toKana('wanakana', { customKanaMapping: { na: 'に', ka: 'Bana' }) };
// => 'わにBanaに'
toRomaji('つじぎり', { customRomajiMapping: { じ: 'zi', つ: 'tu', り: 'li' }) };
// => 'tuzigili'

Methods

bind(element, optionsopt)

Binds eventListener for 'input' events to an input field to automagically replace values with kana Can pass { IMEMode: 'toHiragana' || 'toKatakana' } to enforce kana conversion type

Parameters:
Name Type Attributes Default Description
element HTMLElement

textarea, input[type="text"] etc

options DefaultOptions <optional>
defaultOptions

defaults to { IMEMode: true } using toKana

Source:
Example
bind(document.querySelector('#myInput'));

isHiragana(inputopt) → {Boolean}

Test if input is Hiragana

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

Source:
Example
isHiragana('げーむ')
// => true
isHiragana('A')
// => false
isHiragana('あア')
// => false

isJapanese(inputopt, allowedopt) → {Boolean}

Test if input only includes Kanji, Kana, zenkaku numbers, and JA punctuation/symbols.”

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

allowed Regexp <optional>

additional test allowed to pass for each char

Source:
Example
isJapanese('泣き虫')
// => true
isJapanese('あア')
// => true
isJapanese('2月') // Zenkaku numbers allowed
// => true
isJapanese('泣き虫。!〜$') // Zenkaku/JA punctuation
// => true
isJapanese('泣き虫.!~$') // Latin punctuation fails
// => false
isJapanese('A泣き虫')
// => false
isJapanese('≪偽括弧≫', /[≪≫]/);
// => true

isKana(inputopt) → {Boolean}

Test if input is Kana (Katakana and/or Hiragana)

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

Source:
Example
isKana('あ')
// => true
isKana('ア')
// => true
isKana('あーア')
// => true
isKana('A')
// => false
isKana('あAア')
// => false

isKanji(inputopt) → {Boolean}

Tests if input is Kanji (Japanese CJK ideographs)

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

Source:
Example
isKanji('刀')
// => true
isKanji('切腹')
// => true
isKanji('勢い')
// => false
isKanji('あAア')
// => false
isKanji('🐸')
// => false

isKatakana(inputopt) → {Boolean}

Test if input is Katakana

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

Source:
Example
isKatakana('ゲーム')
// => true
isKatakana('あ')
// => false
isKatakana('A')
// => false
isKatakana('あア')
// => false

isMixed(input, optionsopt) → {Boolean}

Test if input contains a mix of Romaji and Kana, defaults to pass through Kanji

Parameters:
Name Type Attributes Default Description
input String

text

options Object <optional>
{ passKanji: true }

optional config to pass through kanji

Source:
Example
isMixed('Abあア'))
// => true
isMixed('お腹A')) // ignores kanji by default
// => true
isMixed('お腹A', { passKanji: false }))
// => false
isMixed('ab'))
// => false
isMixed('あア'))
// => false

isRomaji(inputopt, allowedopt) → {Boolean}

Test if input is Romaji (allowing Hepburn romanisation)

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

allowed Regexp <optional>

additional test allowed to pass for each char

Source:
Example
isRomaji('Tōkyō and Ōsaka')
// => true
isRomaji('12a*b&c-d')
// => true
isRomaji('あアA')
// => false
isRomaji('お願い')
// => false
isRomaji('a!b&cーd') // Zenkaku punctuation fails
// => false
isRomaji('a!b&cーd', /[!ー]/)
// => true

stripOkurigana(input, optionsopt) → {String}

Strips Okurigana

Parameters:
Name Type Attributes Default Description
input String

text

options Object <optional>
{ leading: false, matchKanji: '' }

optional config

Source:
Example
stripOkurigana('踏み込む')
// => '踏み込'
stripOkurigana('お祝い')
// => 'お祝'
stripOkurigana('お腹', { leading: true });
// => '腹'
stripOkurigana('ふみこむ', { matchKanji: '踏み込む' });
// => 'ふみこ'
stripOkurigana('おみまい', { matchKanji: 'お祝い', leading: true });
// => 'みまい'

toHiragana(inputopt, optionsopt) → {String}

Convert input to Hiragana

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

options DefaultOptions <optional>
defaultOptions
Source:
Example
toHiragana('toukyou, オオサカ')
// => 'とうきょう、 おおさか'
toHiragana('only カナ', { passRomaji: true })
// => 'only かな'
toHiragana('wi')
// => 'うぃ'
toHiragana('wi', { useObsoleteKana: true })
// => 'ゐ'

toKana(inputopt, optionsopt) → {String}

Convert Romaji to Kana, lowercase text will result in Hiragana and uppercase text will result in Katakana.

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

options DefaultOptions <optional>
defaultOptions
Source:
Example
toKana('onaji BUTTSUUJI')
// => 'おなじ ブッツウジ'
toKana('ONAJI buttsuuji')
// => 'オナジ ぶっつうじ'
toKana('座禅‘zazen’スタイル')
// => '座禅「ざぜん」スタイル'
toKana('batsuge-mu')
// => 'ばつげーむ'
toKana('!?.:/,~-‘’“”[](){}') // Punctuation conversion
// => '!?。:・、〜ー「」『』[](){}'
toKana('we', { useObsoleteKana: true })
// => 'ゑ'
toKana('wanakana', { customKanaMapping: { na: 'に', ka: 'bana' } });
// => 'わにbanaに'

toKatakana(inputopt, optionsopt) → {String}

Convert input to Katakana

Parameters:
Name Type Attributes Default Description
input String <optional>
''

text

options DefaultOptions <optional>
defaultOptions
Source:
Example
toKatakana('toukyou, おおさか')
// => 'トウキョウ、 オオサカ'
toKatakana('only かな', { passRomaji: true })
// => 'only カナ'
toKatakana('wi')
// => 'ウィ'
toKatakana('wi', { useObsoleteKana: true })
// => 'ヰ'

tokenize(input, optionsopt) → {String|Array.<Object>}

Splits input into array of strings separated by opinionated token types 'en', 'ja', 'englishNumeral', 'japaneseNumeral','englishPunctuation', 'japanesePunctuation','kanji', 'hiragana', 'katakana', 'space', 'other'. If { compact: true } then many same-language tokens are combined (spaces + text, kanji + kana, numeral + punctuation). If { detailed: true } then return array will contain { type, value } instead of 'value'

Parameters:
Name Type Attributes Default Description
input String

text

options Object <optional>
{ compact: false, detailed: false}

options to modify output style

Source:
Example
tokenize('ふふフフ')
// ['ふふ', 'フフ']

tokenize('感じ')
// ['感', 'じ']

tokenize('truly 私は悲しい')
// ['truly', ' ', '私', 'は', '悲', 'しい']

tokenize('truly 私は悲しい', { compact: true })
// ['truly ', '私は悲しい']

tokenize('5romaji here...!?漢字ひらがな4カタ カナ「SHIO」。!')
// [ '5', 'romaji', ' ', 'here', '...!?', '漢字', 'ひらがな', 'カタ', ' ', 'カナ', '4', '「', 'SHIO', '」。!']

tokenize('5romaji here...!?漢字ひらがな4カタ カナ「SHIO」。!', { compact: true })
// [ '5', 'romaji here', '...!?', '漢字ひらがなカタ カナ', '4「', 'SHIO', '」。!']

tokenize('5romaji here...!?漢字ひらがなカタ カナ4「SHIO」。! لنذهب', { detailed: true })
// [
 { type: 'englishNumeral', value: '5' },
 { type: 'en', value: 'romaji' },
 { type: 'space', value: ' ' },
 { type: 'en', value: 'here' },
 { type: 'englishPunctuation', value: '...!?' },
 { type: 'kanji', value: '漢字' },
 { type: 'hiragana', value: 'ひらがな' },
 { type: 'katakana', value: 'カタ' },
 { type: 'space', value: ' ' },
 { type: 'katakana', value: 'カナ' },
 { type: 'japaneseNumeral', value: '4' },
 { type: 'japanesePunctuation', value: '「' },
 { type: 'ja', value: 'SHIO' },
 { type: 'japanesePunctuation', value: '」。!' },
 { type: 'space', value: ' ' },
 { type: 'other', value: 'لنذهب' },
]

tokenize('5romaji here...!?漢字ひらがなカタ カナ4「SHIO」。! لنذهب', { compact: true, detailed: true})
// [
 { type: 'other', value: '5' },
 { type: 'en', value: 'romaji here' },
 { type: 'other', value: '...!?' },
 { type: 'ja', value: '漢字ひらがなカタ カナ' },
 { type: 'other', value: '4「' },
 { type: 'ja', value: 'SHIO' },
 { type: 'other', value: '」。!' },
 { type: 'en', value: ' ' },
 { type: 'other', value: 'لنذهب' },
]

toRomaji(kana, optionsopt) → {String}

Convert kana to romaji

Parameters:
Name Type Attributes Default Description
kana String

text input

options DefaultOptions <optional>
defaultOptions
Source:
Example
toRomaji('ひらがな カタカナ')
// => 'hiragana katakana'
toRomaji('げーむ ゲーム')
// => 'ge-mu geemu'
toRomaji('ひらがな カタカナ', { upcaseKatakana: true })
// => 'hiragana KATAKANA'
toRomaji('つじぎり', { customRomajiMapping: { じ: 'zi', つ: 'tu', り: 'li' } });
// => 'tuzigili'

unbind(element)

Unbinds eventListener from input field

Parameters:
Name Type Description
element HTMLElement

textarea, input

Source: