/Javascript/React/Javascript react useState update object

Javascript react useState update object

- 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 vote108 views1 answer
How to upload react js project on server
Javascript React
1 vote102 views1 answer
Reactjs .htaccess
Javascript React
1 vote114 views1 answer
React material ui input max length
Javascript React
0 vote108 views1 answer
React js date ago
Javascript React
0 vote130 views1 answer
Sanity react
Javascript React
1 vote107 views1 answer
Deploy react to aws
Javascript React
3 votes108 views1 answer
How to use react-fontawesome
Javascript React
0 vote113 views1 answer
Bot react message with custom emoji
Javascript React
0 vote107 views1 answer
Detect the city on application launch via geolocation react native
Javascript React
0 vote111 views1 answer
React overflow scroll
Javascript React