Module: NumberToCn

Included in:
Float, Integer
Defined in:
lib/number_to_cn/methods.rb,
lib/number_to_cn/version.rb

Constant Summary collapse

CN_T_TRANS = 
[ "", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖", "拾" ]
CN_T_TRANS_WITH_ZERO = 
[ "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖", "拾" ]
CN_T_POSITION = 
[ "", "拾", "佰", "仟" ]
CN_T_BIG = 
[ "", "萬", "亿", "萬"]
VERSION = 
"0.0.4"

Instance Method Summary collapse

Instance Method Details

#to_cn_clearly ⇒ Object 



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# File 'lib/number_to_cn/methods.rb', line 50

def to_cn_clearly
  digits_arr = self.to_s.split('')
  rst = ""
  digits_arr.map do |d|
    rst << CN_T_TRANS_WITH_ZERO[d.to_i]
  end
  rst
end

#to_cn_words ⇒ Object 



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# File 'lib/number_to_cn/methods.rb', line 8

def to_cn_words
  if self.class == Fixnum
    return "零" if self == 0
    num_arr = self.to_s.split("").reverse
    rst_arr = []

    writable = -1 
    #1：0是需要写的。
    #0：0不需要写； 
    #-1：全不需要写；

    num_arr.each_with_index do |value, index|
      writable = -1 if index%4 == 0

      cc = (index % 4 == 0) ? CN_T_BIG[index/4] : ""
      aa = CN_T_TRANS[value.to_i]

      if value.to_i == 0
        writable = (writable == 1) ? 0 : -1
      else
        writable = 1
      end

      if writable == 1
        bb = CN_T_POSITION[index%4]
      elsif writable == -1
        bb = ""
      else
        bb = "零"
      end

      rst_arr << aa + bb + cc
    end

    rst_arr.reverse.join
  elsif self.class == Float
    before_point = self.to_s.split(".")[0]
    after_point = self.to_s.split(".")[1]
    "#{before_point.to_i.to_cn_words}点#{after_point.to_i.to_cn_clearly}"
  end
end