Class: Object

Inherits:
BasicObject
Defined in:
lib/core_ext/blank.rb

Instance Method Summary collapse

Instance Method Details

#blank? ⇒ Boolean

An object is blank if it’s false, empty, or a whitespace string. For example, “”, “ ”, nil, [], and {} are blank.

This simplifies

if !address.nil? && !address.empty?

to

if !address.blank?

Returns:

  • (Boolean) 


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# File 'lib/core_ext/blank.rb', line 12

def blank?
  respond_to?(:empty?) ? empty? : !self
end

#present? ⇒ Boolean

An object is present if it’s not blank.

Returns:

  • (Boolean) 


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# File 'lib/core_ext/blank.rb', line 17

def present?
  !blank?
end