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copy下面代码,运行试试
label = Label():marginTop(120):marginLeft(50):bgColor(Color(122,21,22,1.0)) label:text("我是中国人") window:addView(label) -- 此时label的宽度为0 print("width:",label:width()) -- 此时我想获取label的宽度,就可以调用requestLayout方法 window:requestLayout() print("width:",label:width())