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Merged
gaearon merged 8 commits into from
Oct 23, 2018
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React.memo() #63

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React.pure()
gaearon Oct 19, 2018
44cca38
Add more alternatives
gaearon Oct 19, 2018
a12900e
equal => arePropsEqual in the proposal
gaearon Oct 19, 2018
93afc0d
Add naming drawback
gaearon Oct 19, 2018
eb6f7fc
Pure -> memo
gaearon Oct 19, 2018
aa27740
Update 0000-pure.md
gaearon Oct 19, 2018
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Rename 0000-pure.md to 0000-memo.md
gaearon Oct 19, 2018
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memo() takes any component as argument
gaearon Oct 23, 2018
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Update 0000-pure.md
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@gaearon
gaearon authored Oct 19, 2018
commit aa2774043967093cadac9e42bde8bfc4ec2e9bf6
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# Summary

`React.memo` lets you bail out of updates from a function component. It is an optimization, similar to how you'd use `React.PureComponent` if you were writing a class.
`React.memo` lets you [memoize](https://en.wikipedia.org/wiki/Memoization) the render output from a function component, and bail out of unnecessary updates. It is an optimization, similar to how you'd use `React.PureComponent` if you were writing a class.

# Basic example

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