This header file should ideally contain all the class definitions, member functions, and variables.

在理想情况下，头文件应该包含所有类定义、成员函数和变量。

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For this reason, each script will contain a header in which you will set any variables necessary to execute the line commands.

因此，每个脚本将包括一个头部，您将在这个头部中设置执行命令所需的任何变量。

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So far, you've created a script header and some simple variables and added a function, as shown in Listing 14.

到目前为止，您已经创建了一个脚本标头和一些简单变量，并且添加了一个函数，如清单14所示。

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