The Cartesian product of JS implementations-product launches

//Cartesian product combinationfunctionDescartes (list) {//Parent top-level index; count Pointer counts    varPoint = {}; varresult = []; varPindex =NULL; varTempcount = 0; vartemp = []; //to generate a pointer object from a parameter column     for(varIndexinchlist) {        if(typeofList[index] = = ' object ') {Point[index]= {' Parent ':p index, ' count ': 0} pindex=index; }    }     //single-dimensional data structures are returned directly    if(Pindex = =NULL)    {        returnlist; }     //dynamically generated Cartesian product     while(true)    {         for(varIndexinchlist) {Tempcount= point[index][' Count '];        Temp.push (List[index][tempcount]); }         //Press-in result arrayResult.push (temp); Temp= []; //Check for pointer max problems         while(true)        {            if(point[index][' count ']+1 >=list[index].length) {point[index][' count '] = 0; Pindex= point[index][' Parent ']; if(Pindex = =NULL)                {                    returnresult; }                 //Assign the parent to check againindex =Pindex; }            Else{point[index][' Count ']++;  Break; }        }    }}//The code snippet is from: http://www.sharejs.com/codes/javascript/7013varaa=[1,2,3],bb=[1,2,3],cc=[1,2,3],dd=[1,2,3];varZZ=[AA,BB,CC,DD];//any number of arrays herevarSelectspec = [[' 16G ', ' 64G ', ' 128G '], [' Local tyrants Gold ', ' silver ', ' black ', ' Pink '],[' unicom 3G deposit delivery meal ', ' unicom 4G storage fee delivery ', ' Unicom 2G storage fee delivery '], [' 76 RMB package ', ' 106 RMB package ' , ' 206 RMB package ']]; varresult=Descartes (Selectspec); Console.log (Result);d ocument.write (result);

The Cartesian product of JS implementations-product launches