const A1 = () => {
return <span>A1</span>
}
const A2 = () => {
return <span>A2</span>
}
const B = props => {
console.log('想给 props.children.props 增加一个属性')
return <span>{props.children}</span>
}
<B><A1/><B>
<B><A2/><B>
const A1 = () => {
return <span>A1</span>
}
const A2 = () => {
return <span>A2</span>
}
const B = props => {
console.log('想给 props.children.props 增加一个属性')
return <span>{props.children}</span>
}
<B><A1/><B>
<B><A2/><B>
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3 回答1.1k 阅读✓ 已解决
React.cloneElement(children, newProps )