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357.Text file parser -- How to list out all the lines which has having specified keyword.

User: Ankur Gondalia -- 2009-11-11          << 356  358 >>
Hits: 572
Type: Text file parser   
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Description:
I just want to list out all the lines which has having cretin keyword.
Input Sample:
This is test line 1
This is error #1
This is test line 2
This is error #2
This is test line 3
This is error #3
This is test line 4
This is error #4
Output Sample:
looking for "error" as keyword

This is error #1
This is error #2
This is error #3
Answer:
Hint: You need to Download and install "Replace Pioneer" on windows platform to finish following steps.
1. ctrl-o open source file
2. ctrl-h open "Replace" dialog
* select "Replace Unit" to "Line"
* set "Search for Pattern" to:

* set "Replace with Pattern" to:

* uncheck the option of "Print Unmatched Unit"
3. click "Replace", all lines that containing "error" will be extracted.
Download Script:  scripts/357.rst.zip

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Keywords:
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