Copy all Safari tabs title and url as markdown

tabdump.scpt

(*Adapted from https://stackoverflow.com/a/39820517*)
set r to "" -- an empty variable for appending a string
tell application "Safari"
	repeat with w in windows -- loop for each window, w is a variable which contain the window object
		if exists current tab of w then --  is a valid browser window
			repeat with t in tabs of w -- loop for each tab of this window, , t is a variable which contain the tab object
				-- get the title (name) of this tab and get the url of this tab
				tell t to set r to r & "- [ ] [" & name & "](" & URL & ")" & linefeed -- append a line to the variable (r)
				(*
                 'linefeed'  mean a line break
                 'tell t' mean a tab of w (window)
                 '&'  is for  concatenate strings, same as the + operator in Swift
                *)
			end repeat
		end if
	end repeat
end tell
set the clipboard to r
return r -- return the string (each line contains a title and an URL)