select react js code example

Example 1: react text input onchange

class NameForm extends React.Component {
  constructor(props) {
    super(props);
    this.state = {value: ''};
    this.handleChange = this.handleChange.bind(this);
    this.handleSubmit = this.handleSubmit.bind(this);
  }

  handleChange(event) {    this.setState({value: event.target.value});  }
  handleSubmit(event) {
    alert('A name was submitted: ' + this.state.value);
    event.preventDefault();
  }

  render() {
    return (
      <form onSubmit={this.handleSubmit}>
        <label>
          Name:
          <input type="text" value={this.state.value} onChange={this.handleChange} />        </label>
        <input type="submit" value="Submit" />
      </form>
    );
  }
}

Example 2: react select, option

class FlavorForm extends React.Component {
  constructor(props) {
    super(props);
    this.state = {value: 'coconut'};
    this.handleChange = this.handleChange.bind(this);
    this.handleSubmit = this.handleSubmit.bind(this);
  }

  handleChange(event) {    this.setState({value: event.target.value});  }
  handleSubmit(event) {
    alert('Your favorite flavor is: ' + this.state.value);
    event.preventDefault();
  }

  render() {
    return (
      <form onSubmit={this.handleSubmit}>
        <label>
          Pick your favorite flavor:
          <select value={this.state.value} onChange={this.handleChange}>            <option value="grapefruit">Grapefruit</option>
            <option value="lime">Lime</option>
            <option value="coconut">Coconut</option>
            <option value="mango">Mango</option>
          </select>
        </label>
        <input type="submit" value="Submit" />
      </form>
    );
  }
}

Example 3: react select options

import React, { Component } from 'react'
import Select from 'react-select'

const options = [
  { value: 'chocolate', label: 'Chocolate' },
  { value: 'strawberry', label: 'Strawberry' },
  { value: 'vanilla', label: 'Vanilla' }
]

const MyComponent = () => (
  <Select options={options} />
)

Example 4: react select options

yarn add react-select

Example 5: react-select example

import React, { Component } from 'react'
import ReactDOM from 'react-dom'
import AsyncSelect from 'react-select/lib/Async'
import axios from 'axios'
import './styles.css'

const NEW_API_KEY = '?api_key=cfe422613b250f702980a3bbf9e90716'
const SEARCH_URL = 'https://api.themoviedb.org/3/search/movie'
const LANGUAGE = '&language=en-US&'
const END_OPTIONS = '&page=1&include_adult=false'
const QUERY = `query=`

export default class App extends Component {
  
  state = {
    selectedTitle: ''
  }

  searchTitles = async (movieTitle) => {
    const urlRequest = 
      `${SEARCH_URL}${NEW_API_KEY}${LANGUAGE}${QUERY}
	  ${!movieTitle && 'a'}${END_OPTIONS}`
    
    const { data } = await axios.get(urlRequest)
    
    const compare = data.results
      .filter((i) =>
        i.overview.toLowerCase().includes(movieTitle.toLowerCase())
      )
      .map((film) => ({
        label: film.title,
        value: film.id
      }))

    return compare
  }
  render() {
    return (
      <div className="App">
        <AsyncSelect
          cacheOptions
          defaultOptions
          value={this.state.selectedTitle}
          loadOptions={this.searchTitles}
          onChange={(property, value) => {
            this.setState({ selectedTitle: property })
          }}/>
      </div>
    )
  }
}

const rootElement = document.getElementById('root')
ReactDOM.render(<App />, rootElement)