class String

Public Instance Methods

blank?() click to toggle source

A string is blank if it’s empty or contains whitespaces only:

''.blank?                 # => true
'   '.blank?              # => true
' '.blank?               # => true
' something here '.blank? # => false
# File lib/active_support/core_ext/object/blank.rb, line 98
def blank?
  self !~ /[^[:space:]]/
end