Problem description & analysis:
The Excel table below is ordered by column A, whose values are strings separated by “-”. The first part of column A represents the category.
Task: Store the table as multiple tab-separated txt files according to different categories. The file name format is Group_Category.txt.
Group_AA.txt
Group_BB.txt
Group_CC.txt
Solution:
Use SPL IDE to execute the code:
Explanation:
The T()function reads files as a table and writes a table to files; @ b means that column names are not included. group() function groups rows according to the specified rule and retains the detailed data in each group; ~ is the current member of the sequence, and #1 is the 1st column of the table.