To get ride of the row names simply set row.names = FALSE in the write.csv() function, and to help you with the date format we would need some sample data or even better, a proper REPRoducible EXample (reprex) illustrating your issue.
To get ride of the row names simply set row.names = FALSE in the write.csv() function, and to help you with the date format we would need some sample data or even better, a proper REPRoducible EXample (reprex) illustrating your issue.