Method: String#to_gmt_offset

Defined in:
lib/area/string.rb

#to_gmt_offset ⇒ Object

Public: Convert a zipcode to its GMT offset.

Examples

"11211".to_gmt_offset
#=> "-5"

Returns a String representation of the GMT offset.



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# File 'lib/area/string.rb', line 81

def to_gmt_offset
  if Area.zip_or_territory?(self.to_s)
    row = Area.zip_codes.find {|row| row[2] != nil and (row[2].upcase == self.to_s.upcase or row[0] == self.to_s) }
    row[5] if row
  end
end