Allows the user to input a small table “by hand”.

Parameters:
- Modality describing NULL value
- Clean up unnecessary spaces
- Column list
- Content
Allows the user to input a small table “by hand”. The table data is stored directly inside the .age file (rather than inside an external .txt or .gel file).
- Click the Add button in the column list section to add a new column.
- Click the Add button in the content list section to add a new row.
- Click on the input field that appears to add information.
Here is an example:

