Detailed explanation of steps to activate current routing in vue

This time I will bring you a detailed explanation of the steps for vue to activate the current route. What are the precautions for vue to activate the current route? . The following is a practical case, let's take a look.

A route object (routing information object) represents the status information of the currently activated route, including the information obtained by parsing the current URL, and the URL matching route records.

route object is immutable, and a new object will be generated after each successful navigation.

route object appears in multiple places:

In the component, that is, this.$route

In the $route observer callback

The return value of router.match(location) (the currently activated routing information can be obtained in main.js)

Note:

attribute fullpath. The value is the concatenation of hash and path. Router.match(location) is in my This is always equal to /login, which should point to the root route. The hash is the current routing path with the tracing point #. Therefore, to use router.match(location) to obtain the currently activated route, you can only use the hash attribute. The reason is not yet known. . .

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