_Added in 1.9.0_

*/sline [-ar] <#channel> <N|nick>*

Selects or de-selects lines in a channel nickname listbox. It can select either the Nth nickname in a listbox, or a specified nickname.

*Switches*

-a - Appends selection to current selection.
-r - Deselects instead of selects.

*Parameters*

<#channel> - Channel where the listbox is located.
<N|nick> - Nick or the N'th nick to select.