>>8 C-f is bound to the command forward-char in bindings/default/text.js.
forward-char is an interactive command in builtin-commands.js.
It is bound to C-f, right.
Move or extend the selection forward one character.
Specifically, if the mark is active, runs cmd_selectCharNext. Otherwise, runs cmd_charNext
To toggle whether the mark is active, use set-mark.
The prefix argument specifies a repeat count for this command. If the count is negative, backward-char is performed instead with a corresponding positive repeat count.