in-place-edit is appropriate (YourMother's reply), but just because I'm still amazed at how cool IO::All is: 
perl -MIO::All -E 's/(\d+)/$1+1/e for @{io("/tmp/amvarma.txt")}'

[download]


- Boldra

In reply to Re: Script to update a value in text file by Boldra
in thread Script to update a value in text file by amvarma

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