Using precision while printing integers, floating-point numbers, and strings : printf Precision « printf scanf « C Tutorial

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C Tutorial » printf scanf » printf Precision

4.9.3.Using precision while printing integers, floating-point numbers, and strings

#include <stdio.h>



int main()

{ 

   int i = 873;

   double f = 123.94536;        

   char s[] = "Happy Birthday"; 



   printf( "Using precision for integers\n" );

   printf( "\t%.4d\n\t%.9d\n\n", i, i );



   printf( "Using precision for floating-point numbers\n" );

   printf( "\t%.3f\n\t%.3e\n\t%.3g\n\n", f, f, f );  

   

   printf( "Using precision for strings\n" );

   printf( "\t%.11s\n", s );



   return 0;



}

Using precision for integers
        0873
        000000873

Using precision for floating-point numbers
        123.945
        1.239e+02
        124

Using precision for strings
        Happy Birth

4.9.printf Precision
	4.9.1.	For floating arguments, precision indicates how many digits are printed after decimal points.
	4.9.2.	Precision
	4.9.3.	Using precision while printing integers, floating-point numbers, and strings

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