缺省情况下，文件结束字符串是下划线(_)；如果将该字符作为单个输入参数来发送，则它之后的所有内容将被忽略。

By default, the end-of-file string is an underscore (_); if that character is sent as a single input argument, everything after it is ignored.

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要运行任一个流，请将相关输入文件的副本放在由 FileInput 节点读取的目录中（缺省为 C:\FileExamples\FILEIN）。

To run either flow, place a copy of the relevant input file in the directory being read by the FileInput node (by default this is C:\FileExamples\FILEIN).

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汇编代码是汇编器的输入，在缺省情况下，汇编器将生成所有目标文件的祖先，即a.o ut文件。

The assembler code is input to the assembler, which by default produces the grandfather of all object files, the a.out file.

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