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62.Advanced search and replace -- How to remove/delete all words other than 'this','that' and 'how' in a file?

User: Editor -- 2008-05-06          << 61  63 >>
Hits: 1747
Type: Advanced search and replace   
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Description:
How to remove all words other than 'this','that' and 'how' in a file?
Input Sample:
This is line1
That is line2
How many lines 
That's all
End of text
Output Sample:
This That How That 
Answer:
Hint: You need to Download and install "Replace Pioneer" on windows platform to finish following steps.
1.press ctrl-o to open source file 
2.press ctrl-h to open replace dialog, set as follows: 
In 'Replace' page: 
* Search for pattern:

Note: @ means ignore case, | means 'or'
* Uncheck 'Print unmatch Unit'
Note: uncheck it means do not copy unmatch text to output. 
* Replace with pattern

3. click 'Replace' Button, ok

Note: in newer version, you can check option of 'ignore cases' instead of adding '@' behind
Download Script:  scripts/62.rst.zip

Screenshot 1:  Replace_Window


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