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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:
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
10usingabs(). -
Line 7: We calculate the absolute value of
0usingabs(). -
Line 10: We calculate the absolute value of the negative number
-10usingabs().
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swift
abs
math
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harris910
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