HTML
<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>jquery</title> <script type="text/javascript" src="js/jquery-3.0.0.min.js"></script> <script type="text/javascript" src="js/try.js" ></script> <style> ul li { list-style: none; } ul { padding:0; margin: 0; } .main { background-image: url(img/2.PNG); background-repeat:repeat-x; 100px; } li { background-color: #eeeeee; } a { display: block; text-decoration: none; 80px; padding-left: 20px; padding-top: 4px; padding-bottom: 4px; } .main a { color: white; background-image:url(img/向右箭头.png); background-repeat: no-repeat; background-position:2px center ; background-size:20px; } .main li a{ color:black ; background-image: none; } .main ul { display: none; } </style> </head> <body> <ul> <li class="main"> <a href="#">菜单1</a> <ul> <li><a href="#">子菜单1</a></li> <li><a href="#">子菜单2</a></li> </ul> </li> <li class="main"> <a href="#">菜单2</a> <ul> <li><a href="#">子菜单1</a></li> <li><a href="#">子菜单2</a></li> </ul> </li> <li class="main"> <a href="#">菜单3</a> <ul> <li><a href="#">子菜单1</a></li> <li><a href="#">子菜单2</a></li> </ul> </li> </ul> </body> </html>
try.js
$(document).ready(function(){ $(".main>a").click(function() { var ulNode=$(this).next("ul"); //第1种方法 /* if(ulNode.css("display")=="none") { ulNode.css("display","block"); } else{ ulNode.css("display","none"); } */ //第2种方法 //ulNode.show(); //ulNode.hide(); //第3种方法 //ulNode.toggle(500);//fast normal low //第4种方法 //ulNode.slideDown(); //ulNode.slideUp(); //第5种方法 ulNode.slideToggle(); }) });
效果:
2017-09-22 12:11:41