import { argc } from "https://deno.land/x/denops_std@v6.4.0/function/mod.ts";
The result is the number of files in the argument list. See
arglist.
If {winid} is not supplied, the argument list of the current
window is used.
If {winid} is -1, the global argument list is used.
Otherwise {winid} specifies the window of which the argument
list is used: either the window number or the window ID.
Returns -1 if the {winid} argument is invalid.
Parameters
denops: Denops