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951.Advanced search and replace -- How to remove any word that does not contain character @?

User: editor -- 2012-05-23          << 950  952 >>
Hits: 2052
Type: Advanced search and replace   
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How to remove any word that does not contain the following character --->    @ 
Input Sample:
Output Sample:
Hint: You need to Download and install "Replace Pioneer" on windows platform to finish following steps.
1. ctrl-o open file 
2. ctrl-h open 'replace' dialogue 
* set 'replace unit' to word 
* set 'search for pattern' to: 
* check 'Enhanced Regular Exp' option 
3. click 'replace', done. 
Note: since in 'replace pioneer', @ means 'ignore cases' when it appears at the end of string, so you should enclose @ with a pair of braket.

Screenshot 1:  Replace_Window

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