content: import React from 'react';
  import SelectField from 'material-ui/SelectField';
  import MenuItem from 'material-ui/MenuItem';
  
  export default class SelectFieldExampleCustomLabel extends React.Component {
  
    constructor(props) {
      super(props);
      this.state = {value: 1};
    }
  
    handleChange = (event, index, value) => this.setState({value});
  
    render() {
      return (
        <SelectField value={this.state.value} onChange={this.handleChange}>
          <MenuItem value={1} label="5 am - 12 pm" primaryText="Morning" />
          <MenuItem value={2} label="12 pm - 5 pm" primaryText="Afternoon" />
          <MenuItem value={3} label="5 pm - 9 pm" primaryText="Evening" />
          <MenuItem value={4} label="9 pm - 5 am" primaryText="Night" />
        </SelectField>
      );
    }
  }
  