<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>层级选择器</title> <link rel="stylesheet" type="text/css" href="../../css/style.css"/> <script src="../../js/jquery-1.8.3.js"></script> <script> $(function(){ $("#btn1").click(function(){ $("body div").css("background-color","gold"); }); $("#btn2").click(function(){ $("body>div").css("background-color","gold"); }) $("#btn3").click(function(){ $("#two+div").css("background-color","gold"); }) $("#btn4").click(function(){ $("#one~div").css("background-color","gold"); }); }) </script> </head> <body> <input type="button" id="btn1" value="选择body中的所有的div元素"/> <input type="button" id="btn2" value="选择body中的第一级的孩子"/> <input type="button" id="btn3" value="选择id为two的元素的下一个元素"/> <input type="button" id="btn4" value="选择id为one的所有的兄弟元素"/> <hr/> <div id="one"> <div class="mini"> 111 </div> </div> <div id="two"> <div class="mini"> 222 </div> <div class="mini"> 333 </div> </div> <div id="three"> <div class="mini"> 444 </div> <div class="mini"> 555 </div> <div class="mini"> 666 </div> </div> <span id="four"> </span> </body> </html>
style.css
body { font:12px/19px Arial, Helvetica, sans-serif; color:#666;}
form div { margin:5px 0;}
.int label { float:left; 100px; text-align:right;}
.int input { padding:1px 1px; border:1px solid #ccc;height:16px;}
.sub { padding-left:100px;}
.sub input { margin-right:10px; }
.formtips{ 200px;margin:2px;padding:2px;}
.onError{
background:#FFE0E9 url(../img/reg3.gif) no-repeat 0 center;
padding-left:25px;
}
.onSuccess{
background:#E9FBEB url(../img/reg4.gif) no-repeat 0 center;
padding-left:25px;
}
.high{
color:red;
}
div,span,p {
140px;
height:140px;
margin:5px;
background:#aaa;
border:#000 1px solid;
float:left;
font-size:17px;
font-family:Verdana;
}
div.mini {
55px;
height:55px;
background-color: #aaa;
font-size:12px;
}
div.hide {
display:none;
}
table { border:0;border-collapse:collapse;}
td { font:normal 12px/17px Arial;padding:2px;100px;}
th { font:bold 12px/17px Arial;text-align:left;padding:4px;border-bottom:1px solid #333;}
.even { background:#FFF38F;} /* 偶数行样式*/
.odd { background:#FFFFEE;} /* 奇数行样式*/
.selected { background:#FF6500;color:#fff;}