Use
rs_insert_ss_line() to insert ------;
rs_insert_ds_line() to insert ======;
rs_insert_dw_line() to insert ~~~~~~ at the cursor position.
rs_insert_line_ss(start = rs_get_ind_first_selected_col(), end = 79)rs_insert_line_ds(start = rs_get_ind_first_selected_col(), end = 79)
rs_insert_line_sw(start = rs_get_ind_first_selected_col(), end = 79)
(numeric) The number of column the line begins at.
(numeric) The number of column the line ends at.
Other 'Insert at cursor position' addins: insert_arrows