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Programming-Idioms

New implementation

Be concise.

Be useful.

All contributions dictatorially edited by webmasters to match personal tastes.

Please do not paste any copyright violating resource.

Please try to avoid dependencies to third-party libraries and frameworks.

Other implementations
#include <math.h>
#include <stdio.h>
  double d = 3.14;
  double res;
  int e;

  res = frexp(d, &e);
  printf("%f %d\n",res,e);
a = 3.14
print *,fraction(a), exponent(a)
import "math"
fmt.Println(math.Frexp(a))
function frexp(a) {
    exponent = ( Math.floor(Math.log(a, 2)) + 1 )
    mantissa = ( a * Math.pow(2, -a) )

    return [ mantissa, exponent ]
}
local function frexp(a)
	return math.frexp(a)
end
math
var
  d: double;
  Mantissa: double;
  Exponent: integer;
begin
  d := 3.14;
  frexp(d, Mantissa, Exponent);
  writeln('Mantissa: ',Mantissa:6:5,', Exponent: ',Exponent);
end.
use POSIX qw(frexp);
my ($mantissa, $exponent) = frexp $a;
printf "%f %d\n", $mantissa, $exponent;
import math
print(math.frexp(a))
puts Math::frexp(a)