Thanks Eily for the explanation.I am going to clean my code. Meanwhile I tried this and it worked....but is this really a bad piece of code?when there is a huge file? 
foreach(@keys) {
           if ( $fillarr1[14] =~ /$_/)
        {  
         #Found
}

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In reply to Re^8: String comparison in an array by newperlbie
in thread String comparison in an array by newperlbie

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