Bootstrap 3 multi-level drop-down menu example

Bootstrap is good, but for complex interfaces, there are still many components that need to be expanded by yourself, and it takes some effort to rely on the simple and elegant Bootstrap interface. Let’s share a Bootstrap 3 multi-level drop-down menu. No third-party Js script is needed. It can be used directly after copying.

【Related video recommendation:Bootstrap tutorial】

         
  
 
 
Bootstrap 3多级下拉菜单
 
 
  下拉多级菜单   
 
一级菜单
 
一级菜单
 
 
 一级菜单 
 
二级菜单
 
 
 二级菜单 
 
三级菜单
 
 
 
 
 
 
 
 
  

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Use css3 to implement animated drop-down Steps to implement the menu effect

JS implements the display and hiding of the drop-down menu

JQuery implements the function example code of the drop-down menu

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