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Date Posted: 06:02:21 04/19/02 Fri
Author: Hjálmtýr
Subject: Re: Vandræði með að prenta út float tölu
In reply to: Gunnar 's message, "Vandræði með að prenta út float tölu" on 05:45:01 04/19/02 Fri

>ég get ekki hvorki prentað út float né double tölu með
>cout, printf eða neinu öðru tóli. Búinn að includa
>iomanip.h og nota setprecison(5) alveg eins og þú
>sýnir í fyrri þræði. Það kemur alltaf einhver
>exception og forritið krassar!
>double tala = 10/5;
>cout << setprecision(3) << tala;
>
>Ég er líka búinn að reyna að type casta þessu.. virkar
>ekki
>double tala=static_cast(arg);
>
>Hvað er í gangi?

Hvað gerist þegar þú keyrir eftirfarandi forrit:


#include <iostream.h>

#include <iomanip.h>



int main()

{	float x = 2.0/3.0;

	cout << setprecision( 2 ) << x << endl;



	return 0;

}


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