Delay about loadable-components HOT 1 CLOSED

import React from 'react'

class Loader extends React.Component {
  state = { show: false }

  componentDidMount() {
    // Wait 300ms before showing it
    this.timeout = setTimeout(() => this.setState({ show: true }), 300)
  }

  componentWillUnmount() {
    clearTimeout(this.timeout)
  }

  render() {
    return this.state.show ? 'Loading' : null
  }
}