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printl("hello IOS");- Êä³öÒ»ÌõÏûÏ¢£¬ÓÃÓÚµ÷ÊÔ¡£
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var view = vc.getView();- »ñÈ¡ÊÓͼ¶ÔÏó
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var btn = new Button();btn.setColor(25, 10, 130);- ³õʼ»¯Ò»¸ö°´Å¥
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