Handling (function) keys

by Mohammed Ismail Ansari

JavaScript

function postBackChk(text) {
  alert(text);
}

document.onkeydown = function(e) {
  console.log(e);

  var keycode;
  if (window.event) {
    keycode = window.event.keyCode;
  } else if (e) {
    keycode = e.which;
  } else {
    return true;
  }
  if (keycode == 84) { // T
    postBackChk('performTransfer');
  }
  if (keycode == 70) { // F
    postBackChk('containerFull');
  }
}