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Add note about how changes are determined

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Alex Krolick
2018-03-22 22:16:08 -07:00
parent 7db107b2fc
commit da091e6723
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content/docs/context.md
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@@ -64,7 +64,7 @@ Accepts a `value` prop to be passed to Consumers that are descendants of this Pr
A React component that subscribes to context changes.
Requires a [function as a child](/docs/render-props.html#using-props-other-than-render). This function receives the current context value and returns a React node. It will be called whenever the Provider's value is updated.
Requires a [function as a child](/docs/render-props.html#using-props-other-than-render). The function receives the current context value and returns a React node. All consumers are re-rendered whenever the Provider value changes. Changes are determined by comparing the new and old values using [`Object.is`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is).
> Note:
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