GET - POST - PATCH - DELETE -> Helper

// method -> "GET"
function Event_GET_Function() {
    fetch(baseUrl)
        .then((response) => response.json())
        .then((infoFromServer) => {
            for (let row in infoFromServer) {
                console.log(infoFromServer[row]);
                // pick data from array of objects for exmpl:
                let name = infoFromServer[row]['name'];
                let age = infoFromServer[row]['age'];
                let id = infoFromServer[row]['_id'];
            }
        });
}



// method -> "POST"
function EventPOST_Function() {
    let dataObj = {
        'student': student,
        'age': age,
    };
    const headers = { method: 'POST', body: JSON.stringify(dataObj) };

    fetch(someUrl, headers)
        .then(() => someFunc());

}



// method -> "PATCH"
function EventUPDATE_Function(event) {
    let id = event.target.parentNode.id; // Locate the "ID".
    let patchUrl = baseUrl + `${id}`;
    const headers = { method: 'PATCH', body: JSON.stringify({ name: newName }) };

    fetch(patchUrl, headers)
        .then(() => someFunc());
}



// method -> "DELETE"
function EventDELETE_Function(event) {
    let id = event.target.parentNode.id; // Locate the "ID".
    let delUrl = baseUrl + `${id}`;
    const headers = { method: 'DELETE', };

    fetch(delUrl, headers)
        .then(() => someFunc());
}