我在功能組件內的應用程序中使用來自 react-native-elements 的 SearchBar。但是有一個問題我無法解決:我只能一個一個地輸入字符。我不能連續在我的欄中寫我的文字然后搜索。相反,我必須一個一個地輸入每個字符才能找到一個特定的詞。這是我的代碼:export default function InstitutionsScreen({navigation}) { const [institutions, setInstitutions] = useState(''); const [refresh, setRefresh] = useState(false); const [fullData, setFullData] = useState([]); const [value, setValue] = useState(''); useEffect(() => { if(!institutions) { setRefresh(false); getInstitutions(); } }, []); const contains = (institutionName, query) => { if (institutionName.includes(query)) { return true } return false } const handleSearch = text => { setValue(text); const formattedQuery = text.toLowerCase() console.log("flaco me diste " + formattedQuery) const data = filter(fullData, inst => { return contains(inst.name.toLowerCase(), formattedQuery) }) setInstitutions(data); } const onRefresh = () => { setRefresh(true); getInstitutions(); }; const renderHeader = () => ( <View > <SearchBar lightTheme clearIcon onChangeText={(text) => handleSearch(text)} value={value} placeholder='Buscar...' /> </View> ) if (!institutions || refresh) { return ( <ScrollView contentContainerStyle={{alignItems: "center", flex: 1, justifyContent: 'center'}}> <Spinner isVisible={true} size={100} type={'Pulse'} color={'#013773'}/> </ScrollView> ); }
來自帶有 FlatList 的 react-native-elements 的 SearchBar
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2023-04-27 15:15:35