if( defined $arrayref && 
    defined @$arrayref )

[download]

should do it, but

if( defined $arrayref && 
    ref( $arrayref ) eq 'ARRAY' )

[download]

looks better to me.

This will test if the array has elements:

if( @$arrayref )

In reply to Re: Testing for definition of references by fglock
in thread Testing for definition of references by DBX

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