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// JavaScript Document
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// Verwendung: number_format ('200873,48', 2, '.', '´')
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function number_format (number, decimals, dec_point, thousands_sep)
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{
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var exponent = "";
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var numberstr = number.toString ();
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var eindex = numberstr.indexOf ("e");
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if (eindex > -1)
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{
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exponent = numberstr.substring (eindex);
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number = parseFloat (numberstr.substring (0, eindex));
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}
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if (decimals != null)
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{
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var temp = Math.pow (10, decimals);
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number = Math.round (number * temp) / temp;
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}
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var sign = number < 0 ? "-" : "";
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var integer = (number > 0 ?
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Math.floor (number) : Math.abs (Math.ceil (number))).toString ();
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var fractional = number.toString ().substring (integer.length + sign.length);
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dec_point = dec_point != null ? dec_point : ".";
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fractional = decimals != null && decimals > 0 || fractional.length > 1 ?
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(dec_point + fractional.substring (1)) : "";
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if (decimals != null && decimals > 0)
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{
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for (i = fractional.length - 1, z = decimals; i < z; ++i)
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fractional += "0";
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}
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thousands_sep = (thousands_sep != dec_point || fractional.length == 0) ?
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thousands_sep : null;
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if (thousands_sep != null && thousands_sep != "")
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{
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for (i = integer.length - 3; i > 0; i -= 3)
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integer = integer.substring (0 , i) + thousands_sep + integer.substring (i);
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}
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return sign + integer + fractional + exponent;
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}
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