The help of csv2xlsx does not list the output parameter -o.
csvtk csv2xlsx --help
convert CSV/TSV files to XLSX file
Attention:
1. Multiple CSV/TSV files are saved as separated sheets in .xlsx file.
2. All input files should all be CSV or TSV.
3. First rows are freezed unless given '-H/--no-header-row'.
Usage:
csvtk csv2xlsx [flags]
Flags:
-h, --help help for csv2xlsx
Global Flags:
-c, --chunk-size int chunk size of CSV reader (default 50)
...
The help of csv2xlsx does not list the output parameter
-o
.