This is all you have to do: 
perl -pi -e 's!/prj/sw/tool!/prj/vlsi/toolsmodule!;' test.txt

[download]
if you just need to make that one substitution in test.txt, with no other conditions or considerations. Check the -i switch documented in the perlrun POD to see how to make a safe backup of the original file in the process.

In reply to Re: change a line or string in file by hsinclai
in thread change a line or string in file by sachin_chat

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