代码语言:javascript 代码运行次数:0 Type'Element | undefined'is not assignable to type'ReactElement<any, any> | null'.Type'undefined'is not assignable to type'ReactElement<any, any> | null'.ts(2322) 很显然,React 组件要求return一个Element元素,代码在此前写了一个空的return,所以就报这个错误了。
type 'element' is not assignable to type 'ReactNode' 错误的含义 在React中,ReactNode 是一个用于表示React子节点的类型,它可以是一个ReactChild(即ReactElement)、一个字符串或者数字类型的节点、一个React片段(ReactFragment)、一个数组类型(包含ReactNode),或者null和undefined。当你看到错误信息“type 'element...
为了解决"Type '() => JSX.Element[]' is not assignable to type FunctionComponent"错误,可以使用React片段或者div将元素数组进行包裹。
Type 'Element' is not assignable to type 'ReactNode'. Property 'children' is missing in type 'VNode<any>' but required in type 'ReactPortal'.deno-ts(2322) index.d.ts(378, 9): 'children' is declared here. However, at runtime, everything is ok. This might be due to a config in ...
export default App; 这仍然符合FunctionComponent接口中指定的返回类型,因为我们的组件返回的是一个单一的React元素。 总结 为了解决"Type '() => JSX.Element[]' is not assignable to type FunctionComponent"错误,可以使用React片段或者div将元素数组进行包裹。
在同一文件中定义的映射对象: Error message: Type 'Element' is not assignable to type 'FC<{}>'. Type 'Element' provides no match for the signature '(props: { children?: ReactNode; }, context?: any): ReactElement<any, any> | null'. 提前多谢!发布...
报错信息'xxx' cannot be used as a valid JXS element. Type '' is not assignable to type '@types/react/index'.ReactNode Type {} is not assignable to type 'ReactNode' 解决:package.json 加入如下代码: "resolutions": {"@types/react": "17.0.2","@types/react-dom": "17.0.2"} ...
Types of property 'children' are incompatible. Type 'Element[]' is not assignable to type 'ReactElement<IColumnProps> | ReactElement<IColumnProps>[] | (string & ReactElement<IColumnProps>) | (string & ReactElement<IColumnProps>[]) | (number & ReactElement<IColumnProps>) | ... 11 mor...
问对typescript中这个复杂的'is not assignable to type‘错误的解释ENTypescript为javascript加入了众多...
Argument type Element is not assignable to parameter type HTMLxxxElement Followed by 2 people Gary Thompson CreatedAugust 25, 2017 at 4:01 PM Firstly, this is very similar to the following: https://intellij-support.jetbrains.com/hc/en-us/community/posts/2063640...