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//javascriptÔÚÁ½¸ö¸¡µãÊýÔËËãµÄʱºò»áÓбȽÏÃ÷ÏÔµÄÎó²î¡£Ôö¼ÓÏÂÁз½·¨½â¾ö¡£
//2009-07-18 Skyeah
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//µ÷ÓãºaccDiv(arg1,arg2)
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function accDiv(arg1, arg2) {
var t1 = 0, t2 = 0, r1, r2;
try { t1 = arg1.toString().split(".")[1].length } catch (e) { }
try { t2 = arg2.toString().split(".")[1].length } catch (e) { }
with (Math) {
r1 = Number(arg1.toString().replace(".", ""))
r2 = Number(arg2.toString().replace(".", ""))
return (r1 / r2) * pow(10, t2 - t1);
}
}
//¸øNumberÀàÐÍÔö¼ÓÒ»¸ödiv·½·¨£¬µ÷ÓÃÆðÀ´¸ü¼Ó·½±ã¡£
Number.prototype.div = function(arg) {
return accDiv(this, arg);
}
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//µ÷ÓãºaccMul(arg1,arg2)
//·µ»ØÖµ£ºarg1³ËÒÔarg2µÄ¾«È·½á¹û
function accMul(arg1, arg2) {
var m = 0, s1 = arg1.toString(), s2 = arg2.toString();
try { m += s1.split(".")[1].length } catch (e) { }
try { m += s2.split(".")[1].length } catch (e) { }
return Number(s1.replace(".", "")) * Number(s2.replace(".", "")) / Math.pow(10, m)
}
//¸øNumberÀàÐÍÔö¼ÓÒ»¸ömul·½·¨£¬µ÷ÓÃÆðÀ´¸ü¼Ó·½±ã¡£
Number.prototype.mul = function(arg) {
return accMul(arg, this);
}
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