notepad++ - how to use regex to add leading zero -


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question - shortest form of regex add leading 0 found pattern?

i want add leading 0 number matches regex pattern

[(][0-9][0-9][0-9][0-9][-][0-9][0-9][0-9][0-9][-][0-9][0-9][)]

i using notepad++.

in notepad++ regex replace, use $n represent nth capture group replacement:

search for: [(]([0-9][0-9][0-9][0-9][-][0-9][0-9][0-9][0-9][-][0-9][0-9])[)] replace with: (0$1)

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