在Perl中打开神奇的文件句柄(filehandle)，这会将传送给Perl的每个参数作为文件名打开并逐行读取每个文件的内容。
Opening the magical filehandle in Perl, opens every argument passed to Perl as a filename and reads in the contents of each file line by line.
此方法读取整个Web文件，并逐行分隔文件内容。
This method reads the whole Web file and separates the file's content line by line.
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