docs(api): add note for attachTo

Add explanation about mounting mechanism. This information is available in v1 docs, but not in current.
vuejs · Dec 4, 2023 · fc4082a · fc4082a
1 parent b6e5b82
commit fc4082a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/docs/api/index.md b/docs/api/index.md
@@ -81,6 +81,8 @@ attachTo?: HTMLElement | string
 
 Can be a valid CSS selector, or an [`Element`](https://developer.mozilla.org/en-US/docs/Web/API/Element) connected to the document.
 
+Note that the component is appended to the node, it doesn't replace the whole content of the node. If you mount the component on the same node in multiple tests - make sure to unmount it after each test by calling `wrapper.unmount()`, this will remove the rendered elements from the node.
+
 `Component.vue`:
 
 ```vue