Rebol [ title: "Object Game" date: 29-june-2008 file: %objects-example.r author: Nick Antonaccio purpose: { A little game to demonstrate Rebol objects. Taken from the tutorial at http://musiclessonz.com/rebol_tutorial.html } ] hidden-prize: random 15x15 character: make object! [ position: 0x0 move: does [ direction: ask "Move up, down, left, or right: " switch/default direction [ "up" [position: position + -1x0] "down" [position: position + 1x0] "left" [position: position + 0x-1] "right" [position: position + 0x1] ] [print newline print "THAT'S NOT A DIRECTION!"] if position = hidden-prize [ print newline print "You found the hidden prize. YOU WIN!" print newline halt ] print rejoin [ newline "You moved character " movement " " direction ". Character " movement " is now " hidden-prize - position " spaces away from the hidden prize. " newline ] ] ] character1: make character[] character2: make character[position: 3x3] character3: make character[position: 6x6] character4: make character[position: 9x9] character5: make character[position: 12x12] loop 20 [ prin "^(1B)[J" movement: ask "Which character do you want to move (1-5)? " if find ["1" "2" "3" "4" "5"] movement [ do rejoin ["character" movement "/move"] print rejoin [ newline "The position of each character is now: " newline newline "CHARACTER ONE: " character1/position newline "CHARACTER TWO: " character2/position newline "CHARACTER THREE: " character3/position newline "CHARACTER FOUR: " character4/position newline "CHARACTER FIVE: " character5/position ] ask "^/Press the [Enter] key to continue." ] ]