Subversion-Projekte lars-tiefland.zeldi.de_alt

// JavaScript Document

// Verwendung: number_format ('200873,48', 2, '.', '´')

    function number_format (number, decimals, dec_point, thousands_sep)

    {

      var exponent = "";

      var numberstr = number.toString ();

      var eindex = numberstr.indexOf ("e");

      if (eindex > -1)

      {

        exponent = numberstr.substring (eindex);

        number = parseFloat (numberstr.substring (0, eindex));

      }

      if (decimals != null)

      {

        var temp = Math.pow (10, decimals);

        number = Math.round (number * temp) / temp;

      }

      var sign = number < 0 ? "-" : "";

      var integer = (number > 0 ?

          Math.floor (number) : Math.abs (Math.ceil (number))).toString ();

      var fractional = number.toString ().substring (integer.length + sign.length);

      dec_point = dec_point != null ? dec_point : ".";

      fractional = decimals != null && decimals > 0 || fractional.length > 1 ?

                   (dec_point + fractional.substring (1)) : "";

      if (decimals != null && decimals > 0)

      {

        for (i = fractional.length - 1, z = decimals; i < z; ++i)

          fractional += "0";

      }

      thousands_sep = (thousands_sep != dec_point || fractional.length == 0) ?

                      thousands_sep : null;

      if (thousands_sep != null && thousands_sep != "")

      {

        for (i = integer.length - 3; i > 0; i -= 3)

          integer = integer.substring (0 , i) + thousands_sep + integer.substring (i);

      }

      return sign + integer + fractional + exponent;

    }