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943.Text file parser -- How to extract all blocks that contain specified strings like "A"?

User: William -- 2012-05-02          << 942  944 >>
Hits: 2037
Type: Text file parser   
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Description:
I have a text file containing text in the form:

<block=text comes here
</block>

<block=text comes here
</block>

I'd like to save all blocks containing a set string of text in a new file.
Input Sample:
<block=this text contains string "A"
</block>

<block=this text contains string "B"
</block>

<block=this text contains string "A"
</block>
Output Sample:
<block=this text contains string "A"
</block>

<block=this text contains string "A"
</block>
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' dialogue
* set 'search for pattern' to:

* set 'replace with pattern' to:

* uncheck option of 'print unmatched unit'
* set 'if=>' to:

3. click 'start', done.
4. ctrl-s save to file.

Screenshot 1:  Replace_Window


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