[英]TypeError: props.map is not a function
BottomMissionText.tsx
import React from "react";
import { Center, Text } from "@chakra-ui/react";
import IMissionText from "../../interfaces/AboutPage/IMissionText";
//Simple bottom mission text component
export default function BottomMissionText(props: Array<IMissionText>) {
return (
<Center pt={5}>
{props.map((i) => (
<Text>{i.title}</Text>
))}
</Center>
);
}
任务文本.ts
export default interface IMissionText {
title: string;
text: string;
}
MissionBox.tsx(片段)
<Box>
{isT !== false ? (
<BottomMissionText {...traditionalStatement} />
) : null}
{isL !== false ? (
<BottomMissionText {...traditionalStatement} />
) : null}
</Box>
我已经尝试了将近两个小时,并且一直收到此错误(标题)。
为了传递多个对象,在您的 MissionBox.tsx 中,您应该将 traditionalStatement 定义为对象数组
const traditionalStatement: IMissionText[] = [
{
title: "your title1 string",
text: "your text1 string",
},
{
title: "your title2 string",
text: "your text2 string",
}
]
// ... rest of your component's code
<Box>
{isT !== false ? (
<BottomMissionText traditionalStatement=traditionalStatement />
) : null}
{isL !== false ? (
<BottomMissionText traditionalStatement=traditionalStatement />
) : null}
</Box>
在功能组件中,需要定义 props 的 schema。 我将其命名为IBottomMissionTextProps
。 然后像下面的代码一样从功能组件中的 props 中解构traditionalStatement
。 或者直接使用props.traditionalStatement
中的 props.traditionalStatement。
import React from "react";
import { Center, Text } from "@chakra-ui/react";
import IMissionText from "../../interfaces/AboutPage/IMissionText";
interface IBottomMissionTextProps {
traditionalStatement: IMissionText[];
}
//Simple bottom mission text component
export default function BottomMissionText(props: IBottomMissionTextProps) {
const { traditionalStatement } = props; // destructuring
// alternatively, you can use
// const traditionalStatement = props.traditionalStatement;
return (
<Center pt={5}>
{traditionalStatement.map((i) => (
<Text>{i.title}</Text>
))}
</Center>
);
}
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