Let me re-phrase before I answer the question, in case I don't understand.

"I wan't to replace the last two digits in a string with 67"

In that case: 

$string =~ s/\d\d$/67/;

[download]

May I suggest perlre and perlretut for more information.

In reply to Re: How to replace the last 2 characters in a string by McDarren
in thread How to replace the last 2 characters in a string by Anonymous Monk

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