Discover perlfaq. Specifically from perlfaq5 read How do I change one line in a file/delete a line in a file/insert a line in the middle of a file/append to the beginning of a file?

Inplace editing may be what you want. 

perl -pi.bak -e 's/this string/that string/g' some.file

[download]

cheers

tachyon

In reply to Re: help me on seek and tell function by tachyon
in thread help me on seek and tell function by dee00zee

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