<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>list属性示例</title> </head> <body>
<div style="display:flex">
<label style="width:50%"></label>
<input >
</div>
将datalist元素设定为不显示 --> <datalist id="greetings" style="display:none;"> <option value="1">1</option> <option value="2">2</option> <option value="3">3</option> </datalist> </body> </html>
//js直接获取input的值
var amount = $("#amount").val();