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What is abs() in Swift?

harris910

Overview

The abs() function returns the absolute value of a number. The mathematical representation of abs function is as follows:

abs(X)=Xabs(X) = \mid X \mid

Syntax

abs(num)

num is the number whose absolute value is required.

Parameter

The abs() function takes a number as a parameter.

Return value

The abs() function returns the absolute value of a number passed as a parameter.

Example

The following code shows the use of the abs() function in Swift:

import Swift

//positive number 
print ("The value of abs(10) : ",abs(10));

//zero 
print ("The value of abs(0) : ",abs(0));

//negative number 
print ("The value of abs(-10) : ",abs(-10));
Implementation of abs() function

Explanation

  • Line 4: We calculate the absolute value of the positive number 10 using abs().

  • Line 7: We calculate the absolute value of 0 using abs().

  • Line 10: We calculate the absolute value of the negative number -10 using abs().

RELATED TAGS

swift
abs
math
communitycreator
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