Notepad++ snippets
How to convert datetime DD-MM-YYYY to YYYYMMDD in Notepad++
Let say you have the following dates:

- 26-03-1985
- 15-01-2000
- 11-09-1974
- 30-05-1999
that you want to transform into YYYYMMDD:

- 19850326
- 20000115
- 19740911
- 19990530
To do this transformation you can just hit CTRL
+ H
for Replace window and the select the following:

- Find what: (\d+)-(\d+)-(\d+)
- Replace with: $3$2$1
- Flag Regular expression
- Do not flag . matches new lines