function sendRequest() {
  var myDiv = document.getElementById("MyDivElement");
  var info = document.getElementById('info').value ;    
  var url = "../../cgi-bin/TI_2025/lab07/ajax_form.py" ;
  var data = encodeURI("info=" + info) ;
  var txt ='';
  var info ='';
  const headers = new Headers();
  headers.append("Content-type", "application/x-www-form-urlencoded");
  fetch(url, { method:"post", headers: headers, body: data } )
    .then(response => { 
            response.text().then( data => {
              info = data ;
              // console.log(data);
              myDiv.innerHTML += info ;
            }) ;
            //for (let [key, value] of response.headers) {
            //  txt += `${key} = ${value} <br/>`;
            //  // console.log(`${key} = ${value} <br/>`);             
            //} 
            myDiv.innerHTML += txt  ;
    })
    .catch(error => console.log("Błąd: ", error)); 
}