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[英]ReferenceError: Can't find variable: False - React Native (Hookstate)
[英]ReferenceError: Can't find variable: loadMoviesLikedDetails (React Native)
我是 React Native 的新手,我有這個項目,我有一個 ReferenceError 錯誤,當我進入一個顯示用戶喜歡的所有電影的頁面時,我有這個:
ReferenceError: ReferenceError: Can't find variable: loadMoviesLikedDetails
這是組件的一部分代碼:
class LikedScreen extends Component {
constructor(props) {
super(props);
this.state = {
moviesLikedDetails: []
};
}
componentDidMount() {
loadMoviesLikedDetails(); <-- SEEMS LIKE THIS CREATES THE ERROR
}
loadMoviesLikedDetails() {
this.props.likedFilms.forEach(async movie => {
const dataDetail = axios.get(
`https://api.themoviedb.org/3/movie/${movie}?api_key=${API_KEY}&language=fr`
);
this.setState({
moviesLikedDetails: [...this.state.moviesLikedDetails, dataDetail.data]
});
});
}
render() {
return (
<View style={styles.container}>
{this.state.moviesLikedDetails.map(movie => (
<View style={{ display: "flex", flex: "wrap", width: "25%" }}>
{movie.id}
</View>
))}
</View>
);
}
}
看起來錯誤來自 componentDidMount 中 function 的執行...
您在componentDidUpdate
中缺少this.loadMoviesLikedDetails()
此外,您可以通過這種方式定義 state,而不是constructor
state = {
moviesLikedDetails: []
}
你也可以檢查鈎子
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