前端入门之——javascript day7

        // -------------function对象-------------------
        function func1() {
            alert(132);
            return 8
        }
        var ret=func1()
        document.write(ret)

　　

        var ret=fun1();
        alert(ret)
        
        var func2=new function("参数1","参数2","参数n","函数体");

　　

var add=new Function ("a","b","alert(a+b)");
        add(3,9);