Created
December 21, 2020 05:02
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Modify Ref in Render Phase
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import React, { useRef } from "react"; | |
const RenderCounter = () => { | |
const counter = useRef(0); | |
// "Render phase" မှာ ref ရဲ့ value ကို update လုပ်မယ်ဆိုရင် | |
// အဲဒီ value က တစ်ကြိမ်ထက်မက increment လုပ်နိုင်ပါတယ်။ | |
counter.current = counter.current + 1; | |
return ( | |
<h1>{`The component has been re-rendered ${counter} times`}</h1> | |
); | |
}; |
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