chinese_truncate
helper method for truncate chinese string. 1 chinese word = 2 byte.
Install
$ gem install chinese_truncateUsage
require 'chinese_truncate'
str = "中文 a和d english"
puts str.chinese_size # => 9
puts str.chinese_bytesize # => 17
puts str.is_chinese_shorter(8) # => false
puts str.is_chinese_longer(8) # => 13 (not true)
puts str.chinese_truncate(8) # => 中文 a和d eng...
puts str.chinese_truncate(8, omission:'???') # => 中文 a和d eng???
puts str.chinese_truncate(8, omission:false) # => 中文 a和d englis
puts str.chinese_truncate(9) # => 中文 a和d english
puts str.chinese_truncate(10) # => 中文 a和d english