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2get/day_name_to_wday.rb

Created April 30, 2014 06:21
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指定された曜日名に対する曜日 (0-6, Sunday is zero) を返す
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day_name_to_wday.rb
# 指定された曜日名に対する曜日 (0-6, Sunday is zero) を返す
# Example:
# WDAY('Sunday')
# # => 0
def WDAY(day_name)
Date.parse(day_name).wday
end
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