> array_unique(array(4,"3",3,"4",4,4))
>
> the manual: array (3,3,4,4)
> 4.0.4pl1  : array (4,"3",3,"4")
> 4.0.6     : array (4,"3")

There were/are some bugs about array_unique, that have to do with this.
Search the bug db for it... it must be somewhere.

Greetz,
Jeroen

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