Thank you for your response. Does it make any difference when i read arr2 from a file? (in my actual code i get this array by reading a file). i tried as you suggested and got below output. 

 Entered in else loop: /^mcs$/ found in (scr
 mcs
 tsz   
 unh
)

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In reply to Re^2: perl grep with regex by swissknife
in thread perl grep with regex by swissknife

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