Editing strings in a list
I am making a listbox that I use in a script to select the batch numbers I want to analyze. I would like to make the list of batch numbers based on file names in a folder. I cannot figure out how to edit the name of the file to be only the batch number. This is what the list of file names looks like "data_20229.csv", "data_20230.csv", "data_20231.csv", "data_20232.csv",
"data_20236.csv", "data_202...
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