If you bracket it, the grep expression becomes a block. It can be as complicated as you please. If it evaluates true, $_ (possibly modified within the block) is placed in the returned array.

After Compline,
Zaxo

Update: Corrected block <-> expr terminology.

In reply to Re: Re: Re: Help me not use codefor($i=0;$i=$#array;$i++)/code...Please! by Zaxo
in thread Help me not use for($i=0;$i=$#array;$i++)...Please! by IraTarball

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