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clean up subscription when component unmounts

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Bryan Goldstein 2020-04-04 19:45:47 -04:00 committed by GitHub
parent 156b84acee
commit 8ec8e394b8
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1 changed files with 2 additions and 2 deletions
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4
examples/react/todo.html
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@ -13,10 +13,10 @@
const [todos, setTodos] = React.useState({})
React.useEffect(() => {
gun
return gun
.get("todos")
.map()
.on((todo, id) => setTodos(todos => ({...todos, [id]: todo })));
.on((todo, id) => setTodos(todos => ({...todos, [id]: todo }))).off;
}, [])
return (