[Omaha.pm] ignoring undefined subroutines

[mØntar3]

You might try capturing a reference and then varifying whether or not 
the reference is defined (or some such):

    $coderef = \&{"header_$who"};
    if(defined $coderef) { &$coderef; };

Terry wrote:

>I want to ignore undefined subroutines.  Right now, my collection of
>text ( not worthy of being called a perl script ) calls subroutines
>but I want it to NOT die when it comes across a subroutine that is not
>defined.  How can I do this?   For example:
>
>&{"header_$who"};
>
>if $who is not defined or contains a goofy value, my script dies, I do
>not want this.
>
>Thanks!
>Terry
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>  
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