array question

i have game in each time click, sound heard.

the sounds in array of 12 sounds, , heard randomally.

i want write script not allow sound heard, not heard again, after 12 sounds, no sound heard,

this script wrote:

 

 

multitouch.inputmode = multitouchinputmode.touch_point;

                    import flash.display.*;

                    import flash.events.*;

                    import flash.media.sound;

var my_sound_baby:baby = new baby();

var my_sound_plane:plane = new plane();

var my_sound_drop:drop = new drop();

var my_sound_knife:knife = new knife();

var my_sound_drink:drink = new drink();

var my_sound_seesaw:seesaw = new seesaw();

var my_sound_glass:glass = new glass();

var my_sound_car:car = new car();

var my_sound_hammer:hammer = new hammer();

var my_sound_helicopter:helicopter = new helicopter();

var my_sound_toilet:toilet = new toilet();

var my_sound_train:train = new train();

var mychannel:soundchannel = new soundchannel();

sounds_click.addeventlistener(touchevent.touch_tap,play_sound);

                    function play_sound(touchevent){

                              var sound_array:array = [my_sound_baby,my_sound_plane,my_sound_drop,my_sound_knife,my_sound_drink,my_sound_seesaw ,

                      my_sound_glass,my_sound_car,my_sound_hammer,my_sound_helicopter,my_sound_toilet,my_sound_ train]

                     sound_array[math.floor(math.random() * 12)].play();

 

                    }

thanks

ehud

define , fill array outside of function.  when play sound remove array using array.splice() method.  when array empty remove event listener touch_tap cannot call function again.

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