如何阻止a链接的默认行为并获得href属性

直接在绑定事件后添加return false 或 

this.blur()；window.event.returnValue = false;
html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="meishu.js" type="text/javascript"></script>
</head>
<body>
    <ul id="list">
        <li>
            <a href="img/04.png" title="hahhah">第一张</a>
        </li>
    </ul>

    <img id="placeholder" src="img/06.png" alt="">
    <p id="description">内容</p>
</body>
</html>

 

js
window.onload=function(){
    function show(whichpic){
        var source=whichpic.getAttribute("href");
        var placeholder=document.getElementById("placeholder");
        placeholder.setAttribute("src",source);
        var text=whichpic.getAttribute("title");
        var description=document.getElementById("description");
        description.firstChild.nodeValue=text;
       
}

    var list=document.getElementById("list");
    var links=list.getElementsByTagName("a");
    for(var i=0;i<links.length;i++){
        links[i].onclick=function(){
            show(this);
            return false;
        // this.blur(); 
        // window.event.returnValue = false;
        }
    }
};

 

 

 
posted @ 2017-07-13 13:05  Lu_Lu陌鹿  阅读(338)  评论(0)    收藏  举报