Bonfire: Confirm the Ending

function end(str, target) {
  var fL = target.length;
  var result;
  /*
    Peki, sonraki noktayı dikkate almamak istersek?
    str = str.replace(/\.\s*$/, '');
  */
  str.substr(-fL) === target ? result = true : result = false;
  return result;
}
end("Walking on water and developing software from a specification are easy if both are frozen.", "n", "");