Grep command to fetch all the content only specified text

Here is the grep command to fetch all the content except the specified.

Syntax: cat <SRC File Name>| grep “<search string>”  >  <DEST File Name>

Ex: cat test.txt | grep  -v “string t o find” > test1.txt

This command will filters those lines which contains the specified text. Remaining will be copied to the output file.

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