var f = function(){
        alert('111');
    }

    (new Function("","alert('222');")());

  <script type="text/javascript">
     var f = function(){
        alert('111');
    }；
    (new Function("","alert('222');")());
  </script>

------解决方案--------------------
f (new Function("","alert('222');")());

调用f函数

红色部分成为了参数


------解决方案--------------------
探讨

JScript code


    var f = function(){
        alert('111');
    }

    (new Function("","alert('222');")());