It's hard to give a general case for just two examples. Anything anyone suggest may break on your third line. Given the two examples, I wouldn't split - I'd just match what I want. Perhaps something like (untested): 
my @what_i_want = $what_i_have =~ /(\S.*?INTERFACENAME)/gs;

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In reply to Re: Trying to split a file into array conditionally by JavaFan
in thread Trying to split a file into array conditionally by bobg2011

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