instance method
query_attribute
Ruby on Rails 3.0.20
Since v3.0.20Signature
query_attribute(attr_name)
No documentation comment.
Parameters
-
attr_namereq
Source
# File activerecord/lib/active_record/attribute_methods/query.rb, line 12
def query_attribute(attr_name)
unless value = read_attribute(attr_name)
false
else
column = self.class.columns_hash[attr_name]
if column.nil?
if Numeric === value || value !~ /[^0-9]/
!value.to_i.zero?
else
return false if ActiveRecord::ConnectionAdapters::Column::FALSE_VALUES.include?(value)
!value.blank?
end
elsif column.number?
!value.zero?
else
!value.blank?
end
end
end
Defined in activerecord/lib/active_record/attribute_methods/query.rb line 12
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Defined in ActiveRecord::AttributeMethods::Query