topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

talk show tell print

basic-javascript-04-ch04-q3.htm / htm



  <html>
  <head>
  <script language="JavaScript" type="text/javascript">
  
  function fix(fixNumber, decimalPlaces)
  {
     var div = Math.pow(10,decimalPlaces);
     fixNumber = new String(Math.round(fixNumber * div) / div);
     if (fixNumber.lastIndexOf(".")==-1)
     {
        fixNumber = fixNumber + ".";
     }
  
     var zerosRequired = decimalPlaces - 
              (fixNumber.length - fixNumber.lastIndexOf(".") - 1);
  
     for (; zerosRequired > 0; zerosRequired--)
     {
        fixNumber = fixNumber + "0";
            }
     return fixNumber;
  }
  </script>
  </head>
  <body>
  <script language=JavaScript>
  
  var number1 = prompt("Enter the number with decimal places you want to fix","");
  var number2 = prompt("How many decimal places do you want?","");
  
  document.write(number1 + " fixed to " + number2 + " decimal places is: ");
  document.write(fix(number1,number2));
  
  </script>
  </body>
  </html>
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

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