Array within an array

good morning!
im curious as to how i would go about to place an array inside another array to keep multiple data under one position…

ActionScript Code:
[FONT=Courier New][LEFT][COLOR=#000000]**var**[/COLOR] dataArray = [COLOR=#000000]**new**[/COLOR] [COLOR=#0000FF]Array[/COLOR][COLOR=#000000]([/COLOR][COLOR=#000000])[/COLOR];

dataArray[COLOR=#000000][[/COLOR][COLOR=#000080]0[/COLOR][COLOR=#000000]][/COLOR]=[COLOR=#000080]1[/COLOR];
dataArray[COLOR=#000000][[/COLOR][COLOR=#000080]1[/COLOR][COLOR=#000000]][/COLOR]=[COLOR=#000000][[/COLOR][COLOR=#000080]1[/COLOR],[COLOR=#000080]2[/COLOR],[COLOR=#000080]3[/COLOR],[COLOR=#000080]4[/COLOR][COLOR=#000000]][/COLOR]
dataArray[COLOR=#000000][[/COLOR][COLOR=#000080]2[/COLOR][COLOR=#000000]][/COLOR]=[COLOR=#FF0000]“hi”[/COLOR]
[/LEFT]
[/FONT]

so that this is traced
ActionScript Code:
[FONT=Courier New][LEFT][COLOR=#0000FF]trace[/COLOR]COLOR=#000000[/COLOR]
>> [COLOR=#000000][[/COLOR][COLOR=#000080]1[/COLOR],[COLOR=#000000][[/COLOR][COLOR=#000080]1[/COLOR],[COLOR=#000080]2[/COLOR],[COLOR=#000080]3[/COLOR],[COLOR=#000080]4[/COLOR][COLOR=#000000]][/COLOR],[COLOR=#FF0000]“hi”[/COLOR][COLOR=#000000]][/COLOR]
[/LEFT]
[/FONT]

and something like this
ActionScript Code:
[FONT=Courier New][LEFT][COLOR=#0000FF]trace[/COLOR]COLOR=#000000[/COLOR]
[/LEFT]
[/FONT]

would produce
ActionScript Code:
[FONT=Courier New][LEFT]>> [COLOR=#000080]3[/COLOR]
[/LEFT]
[/FONT]

this offcourse is not the proper syntax to do this… but you get the general idea i hope.

Thanks

//VoS