這次帶給大家Js經典案例程式碼解析,Js經典案例程式碼解析的注意事項有哪些,下面就是實戰案例,一起來看一下。
滑鼠懸停切換圖片:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | <html>
<head>
<script type= "text/javascript" >
function mouseOver()
{
document.getElementById( 'b1' ).src = "diaochan.jpg"
}
function mouseOut()
{
document.getElementById( 'b1' ).src = "noimage.gif"
}
</script>
</head>
<body>
<a href= "#"
onmouseover= "mouseOver()" onmouseout= "mouseOut()" >
<img alt= "Visit W3School!" src= "noimage.gif" id= "b1" onmouseover= "alert('你的鼠标在图片上!')" )/>
</a>
</body>
</html>
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js顯示天氣預報:
1 2 3 4 5 6 7 8 9 10 11 | <html>
<head><title></title>
<script type= "text/javascript" >
</script>
</head>
<body >
<p>
<iframe src= "http://m.weather.com.cn/m/pn11/weather.htm" width= "480" height= "70" frameborder= "1" ></iframe>
</p>
</body>
</html>
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js利用焦點實作選擇網站:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | <html xmlns= "http://www.w3.org/1999/xhtml" >
<head>
<title></title>
<script type= "text/javascript" >
var i = 1;
var focusid;
function defau() {
document.getElementById( '1' ).focus();
focusid=1;
}
function showtable() {
var id = i + 1;
document.getElementById(id).focus();
focusid=id;
i++;
if (i == 4) {
i = 0;
}
}
function openhref() {
var href = document.getElementById(focusid).href;
document.location = href;
}
</script>
</head>
<body onload= "defau()" >
<a href= "http://www.baidu.com/" id= "1" >百度</a>
<a href= "http://www.google.com.hk/" id= "2" >谷歌</a>
<a href= "http://www.youku.com/" id= "3" >优酷</a>
<a href= "http://www.tudou.com/" id= "4" >土豆</a>
<input id= "Button1" type= "button" value= "选择" onclick= "showtable()" /><br />
<input id= "Button2" type= "button" value= "进入" onclick= "openhref()" />
</body>
</html>
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相信看了本文案例你已經掌握了方法,更多精彩請關注php中文網其它相關文章!
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以上是Js經典案例程式碼解析的詳細內容。更多資訊請關注PHP中文網其他相關文章!