React | 오류 보고 Expected an assignment or function call and instead saw an expression no-unused-express
9196 단어 오보 발췌기
Failed to compile
./src/pages/home/component/Recommend.js
Line 13: Expected an assignment or function call and instead saw an expression no-unused-expressions
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오류 코드
class Recommend extends Component {
render() {
const { list } = this.props;
return (
<RecommendWrapper>
{
list.map((item) => {
<RecommendItem
key={item.get('id')}
className={item.get('class')}
>
{item.get('content')}
</RecommendItem>
})
}
</RecommendWrapper>
)
}
}
해결책
법일 참고 강좌
class Recommend extends Component {
render() {
const { list } = this.props;
return (
<RecommendWrapper>
{
list.map((item) => {
return (
<RecommendItem
key={item.get('id')}
className={item.get('class')}
>
{item.get('content')}
</RecommendItem>
)
})
}
</RecommendWrapper>
)
}
}
법2
class Recommend extends Component {
render() {
const { list } = this.props;
return (
<RecommendWrapper>
{
list.map((item) =>
<RecommendItem
key={item.get('id')}
className={item.get('class')}
>
{item.get('content')}
</RecommendItem>
})
}
</RecommendWrapper>
)
}
}