How To Delete Every Other Line In Excel

How to Delete Every Other Line in Excel

To delete every other line in Excel, users have multiple methods at their disposal, such as filtering or VBA scripting, suitable for different dataset sizes and user proficiency levels.

Filtering Method

Begin by applying a filter to alternate rows in your Excel spreadsheet. This can be done manually or by using the formula =MOD(ROW(),2) to generate a sequence of zeros and ones and filtering based on that sequence. Select the alternate rows based on the filter results. Before deletion, consider copying rows to preserve data. To delete, choose the 'Delete Row' command.

VBA Scripting Method

For automation, leverage VBA with the Sub Delete_Alternate_Rows_Excel(). Define the range with Set SourceRange = Application.Selection. Use Application.InputBox for range selection. Target the first cell with FirstCell = SourceRange.Cells(RowIndex, 1) and delete using FirstCell.EntireRow.Delete. Ensure to toggle Application.ScreenUpdating to False before deletion and back to True afterward for performance optimization.

Improved Performance

For enhanced efficiency, particularly with larger datasets, consider the formula =MOD(ROW()-m , n), which facilitates filtering every Nth row. This method requires defining the variables 'm' and 'n' for starting row offset and step increment respectively. Alter 'n' to 2 for deleting every other row.

Saving Data

If data retention is a priority, make a copy of the rows you plan to delete before executing the removal process. This can prevent accidental data loss.

Excel vs Sourcetable: Centralized Data and AI Assistance

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