{"text_format":"3","workbook":"xlsx","n_sheets":1,"sheets":["Control Panel"],"not_rendered":{"macros":1,"defined_names":2},"read":"whole","date_system":"1900"}

{"sheet":"Control Panel","index":0,"n_rows":6,"n_cols":5,"rows_kept":6}
[]
[]
[]
[null,"Search for files of type:",".XLS"]
[null,"Convert to file of type:",".XLSX",null,"<- automatically overwrites existing files"]
[{"$nulls":4},"<- automatically deletes original files(consider making backup of large folders, prior to mass conversion)"]