-------------html-------- <input id="lists" list="cars" /> <datalist id="cars"> <option data-id="lab1" label="a" value="BMW"> <option data-id="lab2" label="b" value="Ford"> <option data-id="lab3" label="c" value="Volvo"> </datalist>
-------------jQuery--------
var dom= $("#lists"); //设置 dom.val('ddd') //获取 console.log(dom.val())