Login Register

blank?

blank?()

Instance Public methods

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

This simplifies

address.nil? || address.empty?

to

address.blank?

@return [true, false]

Links:

https://github.com/rails/rails/blob/126dc47665c65cd129967cbd8a5926dddd0aa514/activesupport/lib/active_support/core_ext/object/blank.rb#L15

doc_ruby_on_rails

2025-01-10 15:47:30

Comments

Leave a Comment

Please login to continue.

Popular Articles

blank? blank?() Instance Public methods A string is blank if it's empty or contains whitespaces only: ''.blank? # => true ' '.blank?

blank blank() Instance Public methods Blank the image; that is, set the entire image to have no data, so it will be displayed as transparent,

blank? blank?() Instance Public methods true is not blank: true.blank? # => false @return [false]

blank? blank?() Instance Public methods Returns true if relation is blank.

Blank class Blank extends Constraint Constants DEFAULT_GROUP The name of the group given to all constraints with no explicit group. CLASS_CONSTRAINT