e PATTERN, -regexp=PATTERN Use PATTERN as the pattern useful to protect patterns beginning with. E, -extended-regexp Interpret PATTERN as an extended regular expression (see below). If ACTION is recurse, grep reads all files under each directory, recursively this is equivalent to the -r option. If ACTION is skip, directories are silently skipped. By default, ACTION is read, which means that directories are read just as if they were ordinary files. d ACTION, -directories=ACTION If an input file is a directory, use ACTION to process it. If ACTION is skip, devices are silently skipped. By default, ACTION is read, which means that devices are read just as if they were ordinary files. D ACTION, -devices=ACTION If an input file is a device, FIFO or socket, use ACTION to process it. colour, -color Surround the matching string with the marker find in GREP_COLOR environment variable. With the -v, -invert-match option (see below), count non-matching lines. c, -count Suppress normal output instead print a count of matching lines for each input file. Places a line containing - between contiguous groups of matches. C NUM, -context=NUM Print NUM lines of output context.
Warning: grep -binary-files=text might output binary garbage, which can have nasty side effects if the output is a terminal and if the terminal driver interprets some of it as commands. If TYPE is text, grep processes a binary file as if it were text this is equivalent to the -a option. If TYPE is without-match, grep assumes that a binary file does not match this is equivalent to the -I option. By default, TYPE is binary, and grep normally outputs either a one-line message saying that a binary file matches, or no message if there is no match. binary-files=TYPE If the first few bytes of a file indicate that the file contains binary data, assume that the file is of type TYPE. b, -byte-offset Print the byte offset within the input file before each line of output. B NUM, -before-context=NUM Print NUM lines of leading context before matching lines. a, -text Process a binary file as if it were text this is equivalent to the -binary-files=text option. A NUM, -after-context=NUM Print NUM lines of trailing context after matching lines. Below mentioned is syntax, examples and options for the same: In order to search specific keyword/s from a file/s one need to execute grep command.
Print only the filenames finstr /M /C:"pattern" *.log You can add /N switch to the findstr command to print line numbers for the matched lines. Print line numbers for all the matched lines.
Print only the lines where the given string is at the end of the line findstr /E /C:windows CLItips.txt You can add /B switch to indicate that the specified string should be in the beginning of the line. Print only the lines where the given string is at the beginning of the line.
Adding ‘/M’ option to the command causes to print only the file names. You can customize the findstr command in the script to search in files with other extensions. The above command searches only text files. ‘pattern.txt ‘is the file having the strings(one per line) that need to be searched for. If you need to search for multiple strings, then you can do that with the below batch script.
To search all the text files in the directory C:\data: findstr /I windows C:\data\*.txt You can use wildcard ‘*” to specify that all the files in a directory should be searched for the given string.įor example, to search for ‘windows’ in all the files in the current directory, you can use the below command. findstr /R *xyz filename.txt Search for text in all the files in a current directory Search for the occurrence of all words ending with ‘xyz’ in a file. Here the pattern can be specified using regular expressions. You can use regular expressions with findstr /R switch. C indicates that the search pattern has to be matched literally.įor example, to search for the string “Apple Ball Cat” in file Book.txt, the command would be as below findstr /C:"Apple Ball Cat" Book.txt Search with Regular Expressions Search for pattern with multiple words findstr /C:"word1 word2 word3." filename This command would print a line if it has has either the word ‘Apple’ or the word ‘Orange’ or both the words. Findstr "word1 word2 word3." filename.txt findstr "Apple Orange" fruits.txt