See also

• math.h

abs(a++); // avoid this - yields incorrect results

a++; // use this instead - abs(a); // keep other math outside the function

Because of the way the abs() function is implemented, avoid using other functions inside the brackets, it may lead to incorrect results.

Because of the way the abs() function is implemented, avoid using other functions inside the brackets, it may lead to incorrect results

Warning

Because of the way the max() function is implemented, avoid using other functions inside the brackets, it may lead to incorrect results

abs(a - 100, 0);   // avoid this - yields incorrect results

a -= 100;          // use this instead -
abs(a, 100);       // keep other math outside the function

abs(x)

Description

Computes the absolute value of a number.

Parameters

x: the number

Returns

x: if x is greater than or equal to 0.

-x: if x is less than 0.

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