Function projectsChange

projectsChange(listenerId, fn): void
JMap.Event.Project.on.projectsChange

This event is triggered after the entire project list has been fetched from server.

It happens once after the user session has been validated and set.
Parameters
- listenerId: string
  Your listener id (must be unique for all project events)
- fn: ((params) => void)
  Your listener function
  - - (params): void
    - Parameters
      params: JProjectAllEventParams
      Returns void
Returns void
Example
```
// Each time a new project is loaded will display the new project id in the console
JMap.Event.Project.on.projectsChange(
   "custom-projects-change",
   params => console.log(`Project count = "${params.projects.length}"`)
)
```