还能使用户方便地打印出与这些操作有关的自定义文字。
It also enables you to easily print out customized letters regarding these actions.
那会允许我们不光让按钮显示文字字符串，而且可以显示任何自定义的内容(就象我们在本教程早先时候做的那样)。
That will enable us to have the button display not just text strings, but any custom content as well (just like we did earlier in this tutorial).
此自定义值可与视图的文件自定义属性、超文本链接、或简单文字想连接。
This from defining a value can with see the document of diagram from define an attribute, super text this chain answer, or the simple writing think a conjunction.
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