/Javascript/React/Update object in react hooks

Update object in react hooks

- Through Input

        const [state, setState] = useState({ fName: "", lName: "" });
        const handleChange = e => {
            const { name, value } = e.target;
            setState(prevState => ({
                ...prevState,
                [name]: value
            }));
        };

        <input
            value={state.fName}
            type="text"
            onChange={handleChange}
            name="fName"
        />
        <input
            value={state.lName}
            type="text"
            onChange={handleChange}
            name="lName"
        />
   ***************************

 - Through onSubmit or button click
    
        setState(prevState => ({
            ...prevState,
            fName: 'your updated value here'
         }));

Source: stackoverflow.com

Similar codes

0 vote378 views1 answer
How to write unit test cases in react js
Javascript React
5 votes406 views1 answer
Deploy react js heroku
Javascript React
0 vote366 views1 answer
Jsx not working in react vscode
Javascript React
10 votes390 views1 answer
Dimensions react native
Javascript React
0 vote404 views1 answer
Jason rpc reactjs
Javascript React
21 votes343 views6 answers
React native apk build
Javascript React
0 vote382 views1 answer
React props change
Javascript React
0 vote381 views1 answer
Event handling in react documentation
Javascript React
0 vote354 views1 answer
Scroll load react
Javascript React
1 vote377 views1 answer
How to detect onend reach of scrollview in react native
Javascript React