Fetch ejemplo

<script>


    fetch('https://deckofcardsapi.com/api/deck/new/shuffle/')
        .then(
            function (response) {
                console.log(response);
                if (response.status !== 200) {
                    console.log('Looks like there was a problem. Status Code: ' +
                        response.status);
                    return;
                }

                // Examine the text in the response
                response.json().then(function (data) {
                    console.log(data);
                });
            }
        )
        .catch(function (err) {
            console.log('Fetch Error :-S', err);
        });

    fetch('https://deckofcardsapi.com/api/deck/new/shuffle/')
        .then(
            function (response) {
                return response.json()

                // Examine the text in the response

            }
        ).then(function (data) {
            console.log(data);
        })
        .catch(function (err) {
            console.log('Fetch Error :-S', err);
        });

    fetch('https://deckofcardsapi.com/api/deck/new/shuffle/')
        .then(response => response.json())
        .then(data => console.log(data))
        .catch(function (err) {
            console.log('Fetch Error :-S', err);
        });

    fetch('https://jsonplaceholder.typicode.com/posts', {
        method: 'POST',
        body: JSON.stringify({
            title: 'foo',
            body: 'bar',
            userId: 1
        }),
        headers: {
            "Content-type": "application/json; charset=UTF-8"
        }
    })
        .then(response => response.json())
        .then(json => console.log(json))

    let data = {
        title: 'foo',
        body: 'bar',
        userId: 1
    };

    let params = {
        method: 'POST',
        body: JSON.stringify(data),
        headers: {
            "Content-type": "application/json; charset=UTF-8"
        }
    };

    fetch('https://jsonplaceholder.typicode.com/posts',params)
        .then(response => response.json())
        .then(json => console.log(json))
</script>