Introduction - If you have any usage issues, please Google them yourself
General for the CSV form file, Linux can be opened directly in the form of text, and with the SED, awk and other flow editor format processing. However, for the XLS form file, you need to install the software package catdoc, then you can use the command XLS to convert the xls2csv file to CSV file, and then you can deal with the. However, for the Office 2007 after the xlsx format, Linux is a binary file, can not be opened directly in the form of text. And, xlsx for the xls2csv format can not be directly converted, so I found a python implementation of the xlsx2csv.py program