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Ruby | Numeric i() function
  • Last Updated : 06 Jan, 2020

The i() is an inbuilt method in Ruby returns a complex number with the imaginary part that is given.

Syntax: num.i()

Parameters: The function needs a number which is the imaginary part of the complex number.

Return Value: It returns a complex number with the imaginary part.

Example 1:






# Ruby program for i()
# method in Numeric
  
# Initialize a number 
num1 = -10
  
# Prints Complex number
puts num1.i()

Output:

0-10i

Example 2:




# Ruby program for i()
# method in Numeric
  
# Initialize a number 
num1 = 12
  
# Prints Complex number
puts num1.i()

Output:

0+12i
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