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Examples of each method and common selectors in jquery_jquery

WBOY
WBOYOriginal
2016-05-16 16:42:181333browse
 <head> 
<title></title> 

<script src="jquery-1.4.2.js" type="text/javascript"></script> 
<script type="text/javascript"> 

$(function() { 
//alert($("div").text()); 
//对数组元素使用匿名函数进行逐个处理。 
$("div").each(function(key, value) { 
//alert(key+value); 
// alert($(value).text()); 
alert(this.innerHTML); 
}); 
//this表示当前遍历的dom元素 
$("div").each(function() { 
alert($(this).text()); 
}); 
}); 
</script> 
</head> 
<body> 
<div id="testDom">11111</div> 
<div>2222</div> 
<div>33333</div> 
</body>

Commonly used selectors:

1. Class: $(".error").
2.id:$("#daLong").
3. Tag: $("div").
4. Attribute: $("div[name=apple]").
5. Form: $("input:checked").

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