Please help me to change array id to new array id

Dear All,

Please help me:

ex: now i have an array

id value

(1) "abc"
(2) "def"
(3) ""
(4) ""

Now, i need the array as:

id value

(0) "abc"
(1) "def"
(2) ""
(3) ""

so, i'm a new bee in VBA.
Please, help me.