Inserts columns to the left or to the right of the active cell. The number of columns inserted corresponds to the number of columns selected. If no column is selected, one column is inserted. The existing columns are moved to the right.
Insert a column before the column where the cursor is currently placed. The number of columns inserted corresponds to the number of columns selected. If no column is selected, one column is inserted. The existing columns are moved to the right
Inserts a column after the column where the cursor is currently placed. The number of columns inserted corresponds to the number of columns selected. If no column is selected, one column is inserted. The existing columns are moved to the right
