             
     v = new OOO('vvv')
     v.ask2()
+
+
+
     
 test4()
+
+# setTimeout ->
+#     log 'test'
+# ,500
+    
            log "test"
        ask2:->
            log "ask2"
            @ask()
            # test2()
        test2 = ->
            log "test2"


test4 =->
    # 没法在 =-> 方法中调用 @方法
    # 在callback 里调用方法需要用 =>
    class OOO
        constructor:(@name)->
        ask:->
