1var num = new Number(10);
2console.log(num.toString());
3console.log(num.toString(2));
4console.log(num.toString(8));
1window.location.hash = ""+page_number;
2window.location.hash = String(page_number);
3
1window.location.hash = ""+page_number;
2window.location.hash = String(page_number);