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<HTML> <HEAD> <TITLE>Zahlsysteme</TITLE> <script language="JavaScript"> function berechne1(x) { n=x.length; sum=0; for (i=1; i<=n; i++) { y=x[n-i]; sum=sum+y*Math.pow(2,i-1); } form1.dezimal.value=sum; } function berechne2(x) { rest=""; while (x>0) {rest=rest+x%2;x = Math.floor(x/2);} n=rest.length; ergebnis=""; for (i=0; i<n; i++) ergebnis=ergebnis+rest[n-i-1]; form2.dual.value=ergebnis; } </script> </HEAD> <BODY> <FORM name=form1> <P>dual: <INPUT TYPE=text NAME=dual VALUE="" SIZE=30> <P><INPUT TYPE=button VALUE="rechne" onclick="berechne1(form1.dual.value)"> <P>dezimal: <INPUT TYPE=text NAME=dezimal VALUE="" SIZE=30> </FORM> <P><FORM name=form2> <P>dezimal: <INPUT TYPE=text NAME=dezimal VALUE="" SIZE=30> <P><INPUT TYPE=button VALUE="rechne" onclick="berechne2(form2.dezimal.value)"> <P>dual: <INPUT TYPE=text NAME=dual VALUE="" SIZE=30> </FORM> </BODY> </HTML>
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