Grep command usage
The following command is used to find the text $_REQUEST[‘country_code_reader’] in all the code files in the directory.
grep -r -l "$_REQUEST\['country_code_reader'\]" *
The following command is used to find the text $_REQUEST[‘country_code_reader’] in all the code files in the directory.
grep -r -l "$_REQUEST\['country_code_reader'\]" *