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gmgent/to_bool.rb

Created March 8, 2011 18:50
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to_bool.rb
def to_boolean(value, nil_value = false)
value.downcase! if value.class == String
case value
when "no","false",false, "0", 0
false
when "yes","true",true, "1", 1
true
when nil
nil_value
else
!!value
end
end
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