React - przycisk wysy┼éaj─ůcy zapytanie AJAX

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Poni┼╝szy przyk┼éad pokazuje przycisk, kt├│ry wysy┼éa ┼╝─ůdanie GET po klikni─Öciu na przycisk.

// ONLINE-RUNNER:browser;

// Uwaga: Odkomentuj poni┼╝sze linijki podczas pracy z kompilatorem JSX:
// import React from 'react';
// import ReactDOM from 'react-dom';

const App = () => {
    const [response, setResponse] = React.useState();
    const handleClick = async () => {
        const text = "Jaki┼Ť tekst wewn─ůtrz...";
        try {
            const response = await fetch(`/examples/echo?text=${encodeURIComponent(text)}`);
            const responseText = await response.text();
            setResponse(`Response: ${responseText}`);
        } catch (error) {
          	setResponse("B┼é─ůd ┼╝─ůdania!");
    return (
        <button onClick={handleClick}>Wy┼Ťlij ┼╝─ůdanie AJAX!</button>
        {response && <div>{response}</div>}

const root = document.querySelector("#root");
ReactDOM.render(<App />, root);

Alternative titles

  1. React - przycisk, który wysy┼éa zapytanie AJAX
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ReactJS (PL)

React - przycisk wysy┼éaj─ůcy ┼╝─ůdanie AJAX
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