[flexcoders] Splitting Array Content , keyword by field content

[Harry Saputra]

Dear All,
 
I have DataProvider as Array like this :
 

A
Andi

A
Ash

A
Axe

B
Bart

B
Bob
 
Called arrMainData. Can I split it into 2 variable Array when I complete
retrieve all Data ? like this :
 
arrAData
 

A
Andi

A
Ash

A
Axe
 
arrBData
 

B
Bart

B
Bob
 
Thanks :-)