JavaScript实现左侧菜单效果
XYQS 人气:0本文实例为大家分享了js实现左侧菜单效果展示的具体代码,供大家参考,具体内容如下
当前所学做出来的代码量有点大,以后的学习会使它更简单
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <style> .hide { display: none; } .item .header { height: 35px; background-color: #2459a2; color: white; line-height: 35px; } </style> </head> <body> <div style="height: 48px"></div> <div style="width: 300px"> <div class="item"> <div id='i1' class="header" onclick="ChangeMenu('i1');">菜单1</div> <div class="content hide"> <div>内容1</div> <div>内容1</div> <div>内容1</div> </div> </div> <div class="item"> <div id='i2' class="header" onclick="ChangeMenu('i2');">菜单2</div> <div class="content hide"> <div>内容2</div> <div>内容2</div> <div>内容2</div> </div> </div> <div class="item"> <div id='i3' class="header" onclick="ChangeMenu('i3');">菜单3</div> <div class="content hide"> <div>内容3</div> <div>内容3</div> <div>内容3</div> </div> </div> <div class="item"> <div id='i4' class="header" onclick="ChangeMenu('i4');">菜单4</div> <div class="content hide"> <div>内容4</div> <div>内容4</div> <div>内容4</div> </div> </div> </div> <script> function ChangeMenu(nid) { var current_header = document.getElementById(nid); var item_list = current_header.parentElement.parentElement.children; for (var i = 0; i < item_list.length; i++) { var current_item = item_list[i]; current_item.children[1].classList.add('hide'); } current_header.nextElementSibling.classList.remove('hide'); } </script> </body> </html>
效果就是这样:
点击任意一个菜单后就会这样:
这样就实现了一个简单的菜单。
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