Returns -1, 0, or 1, depending on whether the Chars object is to be sorted before, equal or after the object on the right side of the operation. It accepts any object that implements to_s:
'Ã©'.mb_chars <=> 'Ã¼'.mb_chars # => -1
See String#<=> for more details.
# File activesupport/lib/active_support/multibyte/chars.rb, line 93 def <=>(other) @wrapped_string <=> other.to_s end