Js笛卡尔乘积

self.getDescartesSku = function (selSaleProp, i, nowLst, allALst) {

if (selSaleProp.length == 0) {

return;

}

if (i == selSaleProp.length - 1) {

for (var tempi = 0; tempi < selSaleProp[i].values.length; tempi++) {

var tempA = nowLst.concat(selSaleProp[i].values[tempi]);

allALst.push({ SaleProps: tempA });

}

} else {

for (var tempi = 0; tempi < selSaleProp[i].values.length; tempi++) {

var tempA = nowLst.concat(selSaleProp[i].values[tempi]);

self.getDescartesSku(selSaleProp, (i + 1), tempA, allALst);

}

}

};