ios::right|ios::scientific|ios::showpoint : cout float « Development « C++ Tutorial

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C++ Tutorial » Development » cout float

5.6.2.ios::right|ios::scientific|ios::showpoint

#include <iostream.h>



main(void)

{

  float a=100100.0, b=0.08;

  cout.setf(ios::right|ios::scientific|ios::showpoint);

  cout.width(20);   

  cout <<(-a*b);

  

  return 0;

}

-8.008000e+003

5.6.cout float
	5.6.1.	Displaying floating-point values in system default, scientific and fixed formats
	5.6.2.	ios::right\|ios::scientific\|ios::showpoint
	5.6.3.	Displaying numbers in scientific notation
	5.6.4.	Normal (default) mode; only show 5 digits, including both sides of decimal point
	5.6.5.	Controlling precision of floating-point values

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