其标记方法可分为直接法和间接法。
点击“添加”按钮以生成这个视图并编辑其标记使之与清单9 - 30吻合。
Click the Add button to create the view and edit the markup so that it matches Listing 9-30.
这样创建了子元素,其标记名称被设置为“feet”,并且将数值设置为变量ft的值。
This creates a child element of with the tag name set to be "feet" and the value set to the value of the variable ft.
So what we do is we pick an origin, call it zero, we put some markers there to measure distance, and we say this guy is sitting at 1,2,3,4,5.
我们现在选择一个原点,称其为零点,我们做一些标记来测量距离,这个点在五个单位长度的地方
应用推荐