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536.Regular expression replace -- How to duplicate every letter of a-z and A-Z in a text file?

User: editor -- 2010-06-15          << 535  537 >>
Hits: 316
Type: Regular expression replace   
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Description:
How to duplicate every letter of a-z and A-Z in a text file?
Input Sample:
This is to test how to double each letters in a text file
Output Sample:
TThhiiss iiss ttoo tteesstt hhooww ttoo ddoouubbllee eeaacchh lleetttteerrss iinn aa tteexxtt ffiillee
Answer:
Hint: You need to Download and install "Replace Pioneer" on windows platform to finish following steps.
1. ctrl-o open source text file
2. ctrl-h open replace dialog
* in 'search for pattern' enter:

* in 'replace with pattern' enter:

3. click "Replace", done.
4. ctrl-s save to file.

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Keywords:
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