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onChange in react js

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khaled mohamed answered on May 31, 2020 Popularity 10/10 Helpfulness 4/10

answer onChange in react js

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onChange in react js

Comment

import React from "react";

function App() {
  function handleChange(event) {
    console.log(event.target.value);
  }

  return (
    <input
      type="text"
      name="firstName"
      onChange={handleChange}
    />
  );
}

export default App;

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: sebhastian.com

Tags: javascript onchange

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Contributed on Nov 18 2022

khaled mohamed

0 Answers Avg Quality 2/10

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react text input onchange

Comment

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>
    );
  }
}

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: reactjs.org

Tags: input inpu

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Contributed on May 31 2020

Tired Trout

0 Answers Avg Quality 2/10

handlechange in react

Comment

const [data, setData] = useState({
    name: "",
  });
const handleData = (name, value) => {
    setData({
      ...data,
      [name]: value,
    });
  };
onChange={(e) => handleData("name", e.target.value)}

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on May 25 2022

Mubashar

0 Answers Avg Quality 2/10

handle onchange react

Comment

import React, { Component } from 'react';

import './App.css';
import Header from './Header';

class App extends Component {

  constructor(props) {
    super(props);
   this.state = {name: "Michael"}

  }
   changeTitle = (e) =>{
      this.setState({name: e.target.value});
    }

  render() {
    return (
      <div className="App">
        <Header title={this.state.name}/>
        <p className="App-intro">
          Type here to change name.
        <input type="text" onChange={this.changeTitle}/>
        </p>
      </div>
    );
  }
}

export default App;

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: handle ha

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Contributed on Jul 20 2020

Grumpy Gibbon

0 Answers Avg Quality 2/10

what does onchange do in react

Comment

In React, onChange is used to handle user input in real-time.

If you want to build a form in React, you need to use this event to track 
the value of input elements.

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: sebhastian.com

Tags: javascript j

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Contributed on May 24 2021

Potato Poteto

0 Answers Avg Quality 2/10

React onChange

Comment

// Filename - App.js
 
import React, { useState } from "react";
function App() {
    const [value, setValue] = useState("");
    function handleChange(e) {
        setValue(e.target.value);
    }
    return (
        <div
            style={{ textAlign: "center", margin: "auto" }}
        >
            <h1 style={{ color: "Green" }}>
                GeeksforGeeks
            </h1>
            <h3>
                Exemple for React onChange Event Handler
            </h3>
            <input value={value} onChange={handleChange} />
            <br />
            <div>User Input:- {value}</div>
        </div>
    );
}
 
export default App;

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: www.geeksforgeeks.org

Tags: javascript onchange

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Contributed on Aug 21 2024

KarenSity

0 Answers Avg Quality 2/10

onChange in react js

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