record array(a,b,c,d,e,f,g)

procedure dummy(u,v,x,y,z)
   suspend u | v
   return x
end

procedure main()
   write("1 & 2 & 3 & 4 ----> ",image(1 & 2 & 3 & 4) | "none")
   write("(1 & 2 & 3 & x) := 3 ----> ",image((1 & 2 & 3 & x) := 3) | "none")
   write("x ----> ",image(x) | "none")
   write("(x & 2 & 3 & 4) := 3 ----> ",image((x & 2 & 3 & 4) := 3) | "none")
end