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Ruby Integer integer? function with example

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The integer? function in Ruby returns a boolean value. It returns true if the number is an int, else it returns false.
Syntax: number.integer? Parameter: The function takes the integer which is to be checked for int or not. Return Value: The function returns a boolean value which determines if the value is int or not.
Example #1:
# Ruby program of Integer integer? function
  
# Initializing the numbers 
num1 = 22
num2 = 15.555
num3 = 19.978
num4 = 20
   
# Prints if integer or not 
puts num1.integer? 
puts num2.integer? 
puts num3.integer? 
puts num4.integer? 

                    
Output:
true
false
false
true
Example #2::
# Ruby program of Integer integer? function
  
# Initializing the numbers 
num1 = 89.76
num2 = -100
num3 = 100
num4 = 29.78
   
# Prints if integer or not 
puts num1.integer? 
puts num2.integer? 
puts num3.integer? 
puts num4.integer?  

                    
Output:
false
true
true
false

Last Updated : 07 Jan, 2020
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