arguments.callee.js

(function (n) { // function has no name, is therefore "anonymous"
  var i=n*2;
  if (i > 4) {
    return undefinedFunc(); // causes a "ReferenceError: undefinedFunc is not defined at Object.<anonymous>"
  } else {
    arguments.callee(i); // recurses, adding the anonymous function to the call stack
  }
})(1);



(function factor (n) { // function has a name, is not "anonymous"
  var i=n*2;
  if (i > 4) {
    return undefinedFunc(); // causes a "ReferenceError: undefinedFunc is not defined at factor"
  } else {
    factor(i); // recurses, adding named function to the call stack
  }
})(1);