To save your text in XLS/XLSX:
Tip. Additional saving options are available in the
Options dialog box: select Tools>Options…,
click the Save tab, and then click the XLSX tab.
The following options are available:
Ignore text outside tables
Saves only the tables and
ignores the rest.
Convert numeric values to numbers
Converts numbers into the "Numbers" format in the XLS file.
Microsoft Excel may perform arithmetical operations on cells of
this format.
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