/Javascript/React/React useState vs variable

React useState vs variable

function Foo() {
    const [a, setA] = useState(0);
    return <div onClick={() => setA(a + 1)}>{a}</div>;
}

function Foo() {
    let a = 0;
    return <div onClick={() => a + 1}>{a}</div>;
}

Source: stackoverflow.com

Similar codes

64 votes268 views6 answers
React js router
Javascript React
0 vote281 views1 answer
React-map-multidimensional-array
Javascript React
0 vote257 views2 answers
Login with facebook expo react native
Javascript React
2 votes271 views1 answer
React check if focused
Javascript React
0 vote269 views3 answers
React form validation
Javascript React
0 vote267 views1 answer
Show and hide div based on radio button click react
Javascript React
0 vote261 views1 answer
Jest mock react router params
Javascript React
0 vote258 views3 answers
Scrollview pull to refresh react native
Javascript React
0 vote273 views1 answer
Take string until react
Javascript React
0 vote278 views1 answer
React-native-ffmpeg gradel issue
Javascript React