problem description
report "propTypes" is not defined no-undef error
the environmental background of the problems and what methods you have tried
installed propTypes, is also introduced, but I don"t know why I reported this error
related codes
/ / Please paste the code text below (do not replace the code with pictures)
import React from "react";
import {HashRouter as Router, Route, Switch, Redirect} from" react-router-dom";
import {hashHistory} from "react-router";
import NotFound from". / components/pages/NotFound";
import App from". / App";
import PropTypes from "prop-types";
import {connect} from" react-redux";
import {initMenu} from". / store/index/action"
class Page extends React.Component {
static propTypes = {
initMenu: PropTypes.func
}
constructor(props){
super(props);
this.state={
path: "/app/realtime/survey"
}
}