()
| 2 | const [item, setItem] = useState(defaultValue) |
| 3 | |
| 4 | async function getValue() { |
| 5 | try { |
| 6 | const newItem = await AsyncStorage.getItem(key) |
| 7 | if (newItem !== item) { |
| 8 | setItem(newItem) |
| 9 | } |
| 10 | } catch (e) {} |
| 11 | } |
| 12 | |
| 13 | async function setItem(newItem) { |
| 14 | try { |