Function unmount

packages/runtime-core/src/apiCreateApp.ts:431–447

()

      },

      unmount() {
        if (isMounted) {
          callWithAsyncErrorHandling(
            pluginCleanupFns,
            app._instance,
            ErrorCodes.APP_UNMOUNT_CLEANUP,
          )
          render(null, app._container)
          if (__DEV__ || __FEATURE_PROD_DEVTOOLS__) {
            app._instance = null
            devtoolsUnmountApp(app)
          }
          delete app._container.__vue_app__
        } else if (__DEV__) {
          warn(`Cannot unmount an app that is not mounted.`)
        }
      },

      provide(key, value) {
        if (__DEV__ && (key as string | symbol) in context.provides) {