这么写是不行的吗?请问应该怎么写呢?
`
readonly state = { fold: true, answer: null }; render () { return (
{ this.state.answer && this.state.answer.content }
) } `
最佳答案
readonly state: any = { fold: true, answer: null };
如果未能解决,请移步:ts报错:Object is possibly 'null' 详解