But what I really want to do is substitute $EXEC_block with ...... 'any element of the array: @EXEC_block'.

use Regexp::List ();

$EXEC_block = Regexp::List->new->list2re(@EXEC_block);

...

[download]

Reference: Regexp::List

please explain to me why Perl does not allow !=~.

It's !($var =~ $re) or $var !~ $re.

Reference: perlop

In reply to Re: using an array in a regex by ikegami
in thread using an array in a regex by Win

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