Copy the code code as follows:
<SPAN style="FONT-SIZE: 18px">//Note: The addition result of JavaScript will have errors, which will be more obvious when adding two floating point numbers. This function returns a more accurate addition result.
//Call: accAdd(arg1,arg2)
//Return value: the exact result of arg1 plus arg2
function accAdd(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
}</SPAN>
Copy the code code as follows:
<SPAN style="FONT-SIZE: 18px">
//Note: The subtraction result of JavaScript will have errors, which will be more obvious when adding two floating point numbers. This function returns a more accurate subtraction result.
//Call: accSub(arg1,arg2)
//Return value: the exact result of arg1 minus arg2
function accSub(arg1,arg2){
return accAdd(arg1,-arg2);
}</SPAN>
Copy the code code as follows:
<SPAN style="FONT-SIZE: 18px">
//Note: The multiplication result of JavaScript will have errors, which will be more obvious when two floating point numbers are multiplied. This function returns a more accurate multiplication result.
//Call: accMul(arg1,arg2)
//Return value: the exact result of multiplying arg1 by arg2
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)
}</SPAN>
Copy the code code as follows:
<SPAN style="FONT-SIZE: 18px">
//Note: The division result of JavaScript will have errors, which will be more obvious when dividing two floating point numbers. This function returns a more accurate division result.
//Call: accDiv(arg1,arg2)
//Return value: the exact result of dividing arg1 by arg2
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);
}
}</SPAN>