Richard Lynch wrote:

>  
>  Anyway, can you do *this* safely as a DOCUMENTED FEATURE:
>  
>  foreach($array as $k => $v){
>    if (...) unset($array[$k]);
>  }
>  

Well, somewhere in the said manual it is written that foreach operates 
on a *copy* of the array, so you should be safe unsetting values in the 
original array while iterating through the copy.

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