Preconditions: elementUI
encountered scenarios: no menu page, the menu bar positioning failure, unable to highlight
achieve: Recursive menu (other scenarios are also required). If not, the route is cut off part of the address
recursion optimization: menu and routing address consistent with the presence of part (key object implementation)
Recursive replacement program
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Origin www.cnblogs.com/baimulan/p/11104297.html
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