- //浮点数加法运算
- function FloatAdd(arg1,arg2){
- var r1,r2,m;
- try{r1=arg1.toString().split(".")[1].length}catch(e){r1=0}
- try{r2=arg2.toString().split(".")[1].length}catch(e){r2=0}
- m=Math.pow(10,Math.max(r1,r2))
- return (arg1*m+arg2*m)/m
- }
- //浮点数减法运算
- function FloatSub(arg1,arg2){
- var r1,r2,m,n;
- try{r1=arg1.toString().split(".")[1].length}catch(e){r1=0}
- try{r2=arg2.toString().split(".")[1].length}catch(e){r2=0}
- m=Math.pow(10,Math.max(r1,r2));
- //动态控制精度长度
- n=(r1>=r2)?r1:r2;
- return ((arg1*m-arg2*m)/m).toFixed(n);
- }
- //浮点数乘法运算
- function FloatMul(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)
- }
- //浮点数除法运算
- function FloatDiv(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);
- }
- }
亲,好好休息,注意身体