发布于 2016-09-04 09:47:47 | 180 次阅读 | 评论: 0 | 来源: 网友投递

这里有新鲜出炉的jQuery示例,程序狗速度看过来!

jQuery javascript框架

jQuery是一个兼容多浏览器的javascript框架,核心理念是write less,do more(写得更少,做得更多)。jQuery在2006年1月由美国人John Resig在纽约的barcamp发布,吸引了来自世界各地的众多JavaScript高手加入,由Dave Methvin率领团队进行开发。


下面的例子是通过jquery为连接增加title描述的代码,在当前页的连接上写上,你好,现在在试验连接文字的简单描述。
核心代码:

<script language="javascript" type="text/javascript"> 
$(document).ready(function(){ 
//$('div.chapter a').attr({'rel':'external'}); 
$('div.chapter a').each(function(index){ 
var $linkthis=$(this) 
$linkthis.attr({ 
'rel':'external', 
'id':'wikilink-'+index, 
'title':'你好,现在在试验'+$linkthis.text() 
}); 
}); 
$('#wikilink-1').css('fontSize',33); 
}); 
</script> 

完整测试代码:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" 
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>DOM Manipulation</title> 
<script language="javascript" src="http://demo.phperz.com/jslib/jquery/jquery-1.5.2.min.js"></script> 
<script language="javascript" type="text/javascript"> 
$(document).ready(function(){ 
//$('div.chapter a').attr({'rel':'external'}); 
$('div.chapter a').each(function(index){ 
var $linkthis=$(this) 
$linkthis.attr({ 
'rel':'external', 
'id':'wikilink-'+index, 
'title':'你好,现在在试验'+$linkthis.text() 
}); 
}); 
$('#wikilink-1').css('fontSize',33); 
}); 
</script> 
</head> 
<body> 
<!-- Begin example --> 
<h1 id="f-title">Flatland: A Romance of Many Dimensions</h1> 
<div id="f-author">by Edwin A. Abbott</div> 
<h2>Part 1, Section 3</h2> 
<h3 id="f-subtitle">Concerning the Inhabitants of Flatland</h3> 
<div id="excerpt">an excerpt</div> 
<div class="chapter"> 
<p class="square">Our Professional Men and Gentlemen are Squares (to which class I myself belong) and Five-Sided Figures or <a href="http://en.wikipedia.org/wiki/Pentagon">Pentagons</a>.</p> 
<p class="nobility hexagon">Next above these come the Nobility, of whom there are several degrees, beginning at Six-Sided Figures, or <a href="http://en.wikipedia.org/wiki/Hexagon">Hexagons</a>, and from thence rising in the number of their sides till they receive the honourable title of <a href="http://en.wikipedia.org/wiki/Polygon">Polygonal</a>, or many-Sided. Finally when the number of the sides becomes so numerous, and the sides themselves so small, that the figure cannot be distinguished from a <a href="http://en.wikipedia.org/wiki/Circle">circle</a>, he is included in the Circular or Priestly order; and this is the highest class of all.</p> 
<p><span class="pull-quote">It is a Law of Nature <span class="drop">with us</span> that a male child shall have <strong>one more side</strong> than his father</span>, so that each generation shall rise (as a rule) one step in the scale of development and nobility. Thus the son of a Square is a Pentagon; the son of a Pentagon, a Hexagon; and so on.</p> 
</div> 
</body> 
</html> 



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