Ruby | Hash include?() function

Ruby | Range include?() function

Last Updated : 19 Mar, 2024

The include?() is an inbuilt method in Ruby returns a boolean value true if the given object lies within the given range, else it returns false.

Syntax: range1.include?(obj)

Parameters: The function accepts an object which is to be checked for.

Return Value: It returns a boolean value true if the given object lies within the given range, else it returns false.

Example 1:

# Ruby program for include? method in Range  
  
# Initialize range  
range1 = (0..10) 
  
# Prints if lies or not  
puts range1.include?(6) 
puts range1.include?(13)  

Output:

true
false

Example 2:

# Ruby program for include? method in Range  
  
# Initialize range  
range1 = (2..5) 
  
# Prints if lies or not  
puts range1.include?(7) 
puts range1.include?(11) 

Output:

false
false

Ruby | Hash include?() function

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