jQuery中prevUntil()方法用法实例
本文实例讲述了jQuery中prevUntil()方法用法。分享给大家供大家参考。具体分析如下：
此函数查找匹配元素之前所有的同辈元素，直到遇到expr表达式、DOM元素或者jQuery元素匹配的那个元素为止。
可以使用可选的表达式对同辈元素集合进行筛选。
注意:祖先元素中并不包含expr表达式、DOM元素或者jQuery元素匹配的元素。
语法:
语法一:
$(selector).prevUntil(expr,filter)
参数列表:
实例:
实例一:
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<metaname="author"content="https://www.nhooo.com/"/>
<title>毛票票</title>
<styletype="text/css">
.father{
height:200px;
width:200px;
border:1pxsolidblue;
}
</style>
<scripttype="text/javascript"src="mytest/jQuery/jquery-1.8.3.js"></script>
<scripttype="text/javascript">
$(document).ready(function(){
$(".fatherdiv").prevUntil(".firstp").css("color","blue")
})
</script>
</head>
<body>
<divclass="father">
<pclass="firstp">我是p元素</p>
<span>我是span元素</span>
<p>我是p元素</p>
<div>我是div元素</div>
</div>
</body>
</html>
实例二:
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<metaname="author"content="https://www.nhooo.com/"/>
<title>毛票票</title>
<styletype="text/css">
.father{
height:200px;
width:200px;
border:1pxsolidblue;
}
</style>
<scripttype="text/javascript"src="mytest/jQuery/jquery-1.8.3.js"></script>
<scripttype="text/javascript">
$(document).ready(function(){
$(".fatherdiv").prevUntil(".firstp","span").css("color","blue")
})
</script>
</head>
<body>
<divclass="father">
<pclass="firstp">我是p元素</p>
<span>我是span元素</span>
<p>我是p元素</p>
<div>我是div元素</div>
</div>
</body>
</html>
语法二:
$(selector).prevUntil(element,filter)
参数列表:
实例:
实例一:
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<metaname="author"content="https://www.nhooo.com/"/>
<title>毛票票</title>
<styletype="text/css">
.father{
height:200px;
width:200px;
border:1pxsolidblue;
}
</style>
<scripttype="text/javascript"src="mytest/jQuery/jquery-1.8.3.js"></script>
<scripttype="text/javascript">
$(document).ready(function(){
$(".fatherdiv").prevUntil(document.getElementById("firstp")).css("color","blue")
})
</script>
</head>
<body>
<divclass="father">
<pid="firstp">我是p元素</p>
<span>我是span元素</span>
<p>我是p元素</p>
<div>我是div元素</div>
</div>
</body>
</html>
实例二:
<!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8"/>
<metaname="author"content="https://www.nhooo.com/"/>
<title>毛票票</title>
<styletype="text/css">
.father{
height:200px;
width:200px;
border:1pxsolidblue;
}
</style>
<scripttype="text/javascript"src="mytest/jQuery/jquery-1.8.3.js"></script>
<scripttype="text/javascript">
$(document).ready(function(){
$(".fatherdiv").prevUntil(document.getElementById("firstp"),"span").css("color","blue")
})
</script>
</head>
<body>
<divclass="father">
<pid="firstp">我是p元素</p>
<span>我是span元素</span>
<p>我是p元素</p>
<div>我是div元素</div>
</div>
</body>
</html>
希望本文所述对大家的jQuery程序设计有所帮助。