Ruby | String empty? Method
Last Updated :
08 Jan, 2020
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empty? is a String class method in Ruby which is used to check whether the string length is zero or not.
Ruby
Output:
Ruby
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Syntax: str.empty? Parameters: Here, str is the given string which is to be checked. Returns: It returns true if str has a length of zero, otherwise false.Example 1:
# Ruby program to demonstrate
# the empty? method
# Taking a string and
# using the method
puts "checking".empty?
puts "method".empty?
false falseExample 2:
# Ruby program to demonstrate
# the empty? method
# Taking a string and
# using the method
puts "".empty?
puts ".".empty?
true false