toASCII=: ' #' {~ '1'&=;._2       NB. convert to ASCII representation

ExampleImg=: noun define
00000000000000000000000000000000
01111111110000000111111110000000
01110001111000001111001111000000
01110000111000001110000111000000
01110001111000001110000000000000
01111111110000001110000000000000
01110111100000001110000111000000
01110011110011101111001111011100
01110001111011100111111110011100
00000000000000000000000000000000
)

   toASCII zhangSuen ExampleImg

  #######         ######
  #     #        ##
  #      #       #
  #     #        #
  ##### #        #
       ##        #
        #    #   ##    ##   #
         #         ####