C++ fdim()
Published Jul 20, 2021Updated Dec 21, 2022
The fdim() function returns the positive difference between two arguments.
Syntax
cmath library must be added at the top of the file.
std:fdim(x, y)
If the first argument is greater than the second argument fdim() returns the first argument minus the second argument, otherwise it returns zero.
Example
double result1;double result2;result1 = std::fdim(6, 2); // 4result2 = std::fdim(4, 8); // 0
Codebyte Example
Use fdim() to return the positive difference between 8 and 5:
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