Created
June 26, 2020 15:27
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React Hook Lifecycle
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| useEffect(() => { | |
| console.log('List Mounted') | |
| if (!contacts.length) { | |
| fetchContacts(); | |
| } | |
| return function () { | |
| console.log('List Unmounted') | |
| } | |
| }, []) |
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