How to keep query parameters in angular 5 on all routes by default?

Question

Background:

The user calls the app\'s url with the parameters and uses my app. While switching between different routes the url parameters should be kept visible in the

Answer 1

Currently there is no way to set it globally. Using queryParamsHandling seems to be the only option:

<a [routerLink]="['/login']" queryParamsHandling="preserve"></a>

Or when using router:

router.navigate('/login', { queryParamsHandling: "preserve" })

The other possible option for queryParamsHandling is merge.