insert

Description:

[ Version ( since = "3.0" ) ]
public void insert (int position, string? id, string text)

Inserts text at position in the list of strings stored in this.

If id is non-null then it is used as the ID of the row. See id_column.

If position is negative then text is appended.

this	A ComboBoxText
position	An index to insert `text`
id	a string ID for this value, or null
text	A string to display