Logb Function

It returns the exponent of the argument as a floating point integer value .

Syntax:

float logbf(float num);

double logb(double num);

long double logbl(long double num);

Example:

#include <math.h>
#include <stdio.h>

  int main()
  {
    double x = 1.0;
	
    do {
      printf("No : %f  , Logb : %f\n", x, logb(x));
      x++;
    } while (x<12.0);

    return 0;
  }   
 

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