$ [sudo] gem install zhongwen_tools

require 'zhongwen_tools'
require 'zhongwen_tools/core_ext/string'

# normalizes the behavior between Ruby 1.9.2, 1.9.3, 2+
'中国'chars #=> ['中', '国']

'zhōngguó'.capitalize #=> 'Zhōngguó'

'Zhōngguó'.zh_downcase #=> 'zhōngguó'

'ālābó'.zh_upcase #=> 'ĀLĀBÓ'

'你好Kailin！'.has_zh? # => true

'你好Kailin！'.has_zh_punctuation? # => true

'你好'.zh? #=> true

'你好'.uri_encode #=> "%E4%BD%A0%E5%A5%BD"

'你好'.uri_escape #=> "%E4%BD%A0%E5%A5%BD"

'你好！'.strip_zh_punctuation #=> '你好'

'hello'.ascii?  #=> true

'你好'.multibyte? #=> true

'hello'.halfwidth?  #=> false

'ｈeｌｌｏ'.fullwidth?  #=> true

'ｈeｌｌｏ'.to_halfwidth? #=> 'hello'

'\u4e2d\u6587'.from_codepoint #=> '中文'

'中文'.to_codepoint #=>  '\u4e2d\u6587'

'Zhong1guo2'.to_pinyin #=> 'Zhōngguó'

'Zhong1guo2'.to_py #=> 'Zhōngguó'

'Zhōngguó'.to_py #=> 'Zhong1guo2'

'nǐ hǎo'.to_bpmf #=> 'ㄋㄧ3 ㄏㄠ3'

'nǐ hǎo'.to_zyfh #=> 'ㄋㄧ3 ㄏㄠ3'

'nǐ hǎo'.to_zhyfh #=> 'ㄋㄧ3 ㄏㄠ3'

'nǐ hǎo'.to_bopomofo #=> 'ㄋㄧ3 ㄏㄠ3'

'nǐ hǎo'.to_yale #=> 'ni3 hau3',

'nǐ hǎo'.to_typy #=> 'ni3 hao3',

'nǐ hǎo'.to_tongyong #=> 'ni3 hao3',

'nǐ hǎo'.to_tongyong_pinyin #=> 'ni3 hao3',

'nǐ hǎo'.to_wg #=> 'ni3 hao3',

'nǐ hǎo'.to_wade_giles #=> 'ni3 hao3',

'nǐ hǎo'.to_mps2 #=> 'ni3 hau3'

'nǐ hǎo'.romanization? :py

'nǐ hǎo'.py? #=> true

'nǐ hǎo'.pyn? # false

'nǐ hǎo'.bpmf? # false

'nǐ hǎo'.wg? # false

'nǐ hǎo'.yale? # false

'nǐ hǎo'.typy? # false

'nǐ hǎo'.mps2? # false

'你们好'.zhs? #=> true

'你们好'.zht? #=> false

'你們好'.to_zhs #=> '你们好'

'你们好'.to_zht #=> '你們好'

'金枪鱼'.to_zhtw #=> '鮪魚'

'鮪魚'.to_zhcn #=> '金枪鱼'

'金枪鱼'.to_zhhk #=> '吞拿魚'

1.to_pyn #=> 'yi1'
10_000.to_zht #=> '一萬'
10_000.to_zhs #=> '一万'

# some_class.rb
require 'zhongwen_tools'
using ZhongwenTools

class SomeClass

  def hi
    '你们好'.to_zht
  end
end

SomeClass.new.hi #=> 你們好

require 'zhongwen_tools/core'
require 'zhongwen_tools/core_ext/string'

'ni3 hao3'.to_pinyin #=> 'nǐ hǎo'
'你們好'.to_zhs #=> NoMethodError