freeCodeCamp/guide/chinese/certifications/front-end-libraries/react/pass-props-to-a-stateless-f.../index.md

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title localeTitle
Pass Props to a Stateless Functional Component 将道具传递给无状态功能组件

将道具传递给无状态功能组件

提示1

在Calendar组件中定义一个名为date的prop如下所示

<CurrentDate date={Date()} /> 

`

提示2

语法prop.propName用于呈现prop。

在Calendar组件中按如下方式指定一个名为date的prop并在Calendar组件中呈现它

const CurrentDate = (props) => { 
  return ( 
    <div> 
      <p>The current date is: {props.date}</p> 
    </div> 
  ); 
 }; 
 
 class Calendar extends React.Component { 
  constructor(props) { 
    super(props); 
  } 
  render() { 
    return ( 
      <div> 
        <h3>What date is it?</h3> 
        <CurrentDate date={Date()} /> 
      </div> 
    ); 
  } 
 };