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Revise beforeUpdate API entry, fixes vuejs/vue#7481 #1395

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Jan 22, 2018
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Revise beforeUpdate API entry, fixes vuejs/vue#7481 #1395

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6 changes: 2 additions & 4 deletions src/v2/api/index.md
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Expand Up @@ -794,11 +794,9 @@ type: api

- **Details:**

Called when the data changes, before the virtual DOM is re-rendered and patched.
Called when data changes, before the DOM is patched. This is a good place to access the existing DOM before an update, e.g. to remove manually added event listeners.

You can perform further state changes in this hook and they will not trigger additional re-renders.

**This hook is not called during server-side rendering.**
**This hook is not called during server-side rendering, because only the initial render is performed server-side.**

- **See also:** [Lifecycle Diagram](../guide/instance.html#Lifecycle-Diagram)

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