Method: String#ascii_only?

Defined in:: lib/mail/core_extensions/string.rb

#ascii_only? ⇒ `Boolean`

Backport from Ruby 1.9 checks for non-us-ascii characters.

Returns:

(Boolean)



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# File 'lib/mail/core_extensions/string.rb', line 7

def ascii_only?
  self !~ MATCH_NON_US_ASCII
end