check kanji

    0

    0

    jvitjapanese

    echo isKanji('安以宇衣於');

    => true

    Shortcut: ja.kanji

    /**
    * kanji
    * @return bool
    */
    function isKanji($word)
    {
      return preg_match('/^[一-龥]+$/', $word);
    }
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