js method implementation code that returns multiple data_javascript skills

Copy code The code is as follows:

//Return multiple data methods
function getPos(){
var xx = "xx";
alter(xx);
var yy = "yy";
return{x:xx,y:yy};
}
/ /Call
function getXY(){
var ret = getPos();
alert(ret.x);
alert(ret.y);
}