You have to import data from an existing Excel file yourself, using Spreadsheet: : ParseExcel.
必须自己使用Spreadsheet： ParseExcel从现有Excel文件导入数据。
The properties are documented in the perldoc page for Spreadsheet: : ParseExcel, in the workbook section.
ParseExcel的perldoc页的工作簿一节中记载了这些特性。
The properties are documented in the perldoc page for Spreadsheet::ParseExcel, in the worksheet section.
ParseExcel perldoc 页的工作表一节中记载了这些特性。
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