C language fabs() function: find the absolute value of a floating point number

Function name : fabs

Header file : <math.h>

Function prototype : double fabs(double x);

Function : Find the absolute value of a floating point number

Parameters : double x is the double precision value to be operated on

Return value : Returns the absolute value of the floating point number

Program example : Find the absolute value of a floating point number and output the result

 #include<stdio.h>#include<math.h>intmain(void){floatnumber=-1234.0;printf(number:%fabsolutevalue:%fn,number,fabs(number));return0;}

Running results:

 number:-1234.000000absolutevalue:1234.000000