HTML <input> placeholder 属性

 
1、用法
  • placeholder 属性用于给 <input>标签 输入字段为空时，提供提示信息hint
2、举例
  
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>input 标签 placeholder属性</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" type="text/css" media="screen" href="main.css" />
    <script src="main.js"></script>
</head>
<body>
    <form>
        <input type="text" name="username" placeholder="input your name:"/>
        <input type="button" value="提交" />
    </form>
</body>
</html>

 

 

 

posted @ 2018-05-11 10:37  wuyueping  阅读(453)  评论(0)  编辑  收藏  举报