showing results for - "react hook usestate"
23 Feb 2020
1import React, { useState } from 'react';
3function Example() {
4  // Declare a new state variable, which we'll call "count"  
5  const [count, setCount] = useState(0);
6  return (
7    <div>
8      <p>You clicked {count} times</p>
9      <button onClick={() => setCount(count + 1)}>
10        Click me
11      </button>
12    </div>
13  );
05 Nov 2017
1const [count, setCount] = React.useState(0);
2  const [count2, setCount2] = React.useState(0);
4  // increments count by 1 when first button clicked
5  function handleClick(){
6    setCount(count + 1);
7  } 
9  // increments count2 by 1 when second button clicked
10  function handleClick2(){
11    setCount2(count2 + 1);
12  } 
14  return (
15    <div>
16      <h2>A React counter made with the useState Hook!</h2>
17      <p>You clicked {count} times</p>
18      <p>You clicked {count2} times</p>
19      <button onClick={handleClick}>
20        Click me
21      </button> 
22      <button onClick={handleClick2}>
23        Click me2
24      </button>
25  );
26 Nov 2020
1import React, { useState } from 'react';
3function Example() {
5  const [count, setCount] = useState(0);
7  return (
8    <div>
9      <p>You clicked {count} times</p>
10      <button onClick={() => setCount(count + 1)}>
11        Click me
12      </button>
13    </div>
14  );
31 Apr 2016
1 1:  import React, { useState } from 'react'; 2:
2 3:  function Example() {
3 4:    const [count, setCount] = useState(0); 5:
4 6:    return (
5 7:      <div>
6 8:        <p>You clicked {count} times</p>
7 9:        <button onClick={() => setCount(count + 1)}>10:         Click me
811:        </button>
912:      </div>
1013:    );
1114:  }
26 Nov 2020
1import React, { useState } from 'react';
2function Example() {
3  const [variable, callforupdate] = useState(defaulttwhatever);// <-- this it
4  return (
5    <div></div>
6    );
04 Nov 2019
1//initial state
2const [state, setState] = useState(0)
3//change state
5//change state with prev state value
6setState((prevState) => {prevState + 2}) // 3
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