1.父组件修改传值
if (res.code === 10000) {
this.setState({
OPT_ROLE_CODE: res.data.rows[0].role
})
}
<OperatorsInfoTab OPT_ROLE_CODE={this.state.OPT_ROLE_CODE} >
2.子组件获取
componentWillReceiveProps(nextProps){
this.setState({
role: nextProps.OPT_ROLE_CODE
})
}
原文：https://www.cnblogs.com/feng3037/p/10922808.html