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server.settings.Server.append_array_option

append_array_option ( self , name : &str , index : u32 , value : impl Into<OsString> ) → Result<(), Error> method [source] ¶ method [source] ¶ append_array_option: Extend the value already at one index of an array option.

Appends to that index's value rather than adding an entry, which is what tmux's -a does here.
Errors
Returns an error when tmux refuses the option name or the value.

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