“Array do filtro reagir” Respostas de código

Filtre a matriz JavaScript

var words = ['spray', 'limit', 'elite', 'exuberant', 'destruction', 'present'];

const result = words.filter(word => word.length > 6);

console.log(result);
White Browed Owl

filtro de matriz JavaScript

var numbers = [1, 3, 6, 8, 11];

var lucky = numbers.filter(function(number) {
  return number > 7;
});

// [ 8, 11 ]
Two Toed Tree Sloth

Filtro React

  const forwardFn = (id) => {
    console.log(id);
    const filteredArray = state.filter((e, index) => {
      console.log(index);
      return index !== id;
    });

    setstate(filteredArray);
  };
Blue Baboon

filtro de matriz JavaScript

var newArray = array.filter(function(item) {
  return condition;
});
Two Toed Tree Sloth

Array do filtro reagir

import { useState } from "react"
2
3let numbers = [64, 84, 22, 32, 83, 65, 51, 26, 23, 56]
4function App() {
5  const [filteredNumbers, setFilteredNumbers] = useState(numbers)
6
7  const radioChangeHandler = e => {
8    const value = e.target.value
9    if (value === "even") {
10      setFilteredNumbers(
11        numbers.filter(number => {
12          if (number % 2 === 0) {
13            return true
14          }
15          return false
16        })
17      )
18    } else {
19      setFilteredNumbers(
20        numbers.filter(number => {
21          if (number % 2 !== 0) {
22            return true
23          }
24          return false
25        })
26      )
27    }
28  }
29
30  return (
31    <div className="App">
32      <h2>Number filtering</h2>
33      <input
34        type="radio"
35        name="evenOrOdd"
36        id="even"
37        value="even"
38        onChange={radioChangeHandler}
39      />
40      <label htmlFor="even">Even</label>
41      <input
42        type="radio"
43        name="evenOrOdd"
44        id="odd"
45        value="odd"
46        onChange={radioChangeHandler}
47      />
48      <label htmlFor="odd">Odd</label>
49      <ul>
50        {filteredNumbers.map(number => {
51          return <li key={number}>{number} </li>
52        })}
53      </ul>
54    </div>
55  )
56}
57
58export default App
Akmal

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