Router not reusing parent component when changing only the child route · Issue #18374 · angular/angular · GitHub
![javascript - How to implement sub menu of the current route's children with vue.js and vue router - Stack Overflow javascript - How to implement sub menu of the current route's children with vue.js and vue router - Stack Overflow](https://i.stack.imgur.com/C0VFJ.png)
javascript - How to implement sub menu of the current route's children with vue.js and vue router - Stack Overflow
In some usecases, changing parent route url parameter should not reset child route · Issue #7378 · angular/angular · GitHub
![Router not reusing parent component when changing only the child route · Issue #18374 · angular/angular · GitHub Router not reusing parent component when changing only the child route · Issue #18374 · angular/angular · GitHub](https://user-images.githubusercontent.com/593151/28668697-652b60a0-72d1-11e7-9e50-18b045cf49be.png)