usestate array push

Disgusted Dolphin answered on June 2, 2020 Popularity 10/10 Helpfulness 5/10

answer usestate array push

related react push array in useState

related Push object to of the array Hooks

related push data to state array react usestate

usestate array push

Comment

setTheArray([...theArray, newElement]);

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Source: stackoverflow.com

Tags: array-push use-state whatever

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Contributed on Jun 02 2020

Disgusted Dolphin

0 Answers Avg Quality 2/10

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react push array in useState

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const [state, setState] = useState([]);

//push new array
setState(prevState => [...prevState, ...array]);

//push new item
setState(prevState => [...prevState, item]);

//returning other state val beside stateItem1
setState(prevState => {
  	return{
   		...prevState,
    	stateItem1 : stateVal1
  	}
})

//using class function
this.setState({
  	data: [...this.state.data, ...array],
})

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Source: Grepper

Tags: javascript j

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Contributed on May 09 2023

iF n OnLy iF

0 Answers Avg Quality 2/10

Push object to of the array Hooks

Comment

const [array,setArray] = useState([]);
Push value at the end:

setArray(oldArray => [...oldArray,newValue] );
Push value at the start:

setArray(oldArray => [newValue,...oldArray] );

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Source: stackoverflow.com

Tags: javascript j

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Contributed on Sep 13 2022

Ugly Unicorn

0 Answers Avg Quality 2/10

push data to state array react usestate

Comment

const {useState, useCallback} = React;
function Example() {
    const [theArray, setTheArray] = useState([]);
    const addEntryClick = () => {
        setTheArray(oldArray => [...oldArray, `Entry ${oldArray.length}`]);
    };
    return [
        <input type="button" onClick={addEntryClick} value="Add" />,
        <div>{theArray.map(entry =>
          <div>{entry}</div>
        )}
        </div>
    ];
}

ReactDOM.render(
    <Example />,
    document.getElementById("root")
);

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Source: stackoverflow.com

Tags: javascript j

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Contributed on Jul 27 2022

Gotifly

0 Answers Avg Quality 2/10

usestate array push

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usestate array push

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react push array in useState

Push object to of the array Hooks

push data to state array react usestate

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