POSIX requires that options that follow file names must be treated as file names; by default, such options are permuted to the front of the operand list and are treated as options. Also, POSIX requires that unrecognized options be diagnosed as “illegal”, but since they are not really ...
-e PATTERN, --regexp=PATTERN Use PATTERN as the pattern. This can be used to specifymultiple search patterns, or toprotecta patternbeginning with a hyphen(-). (-e is specified by POSIX.) -f FILE, --file=FILE Obtain patterns from FILE, one per line. The empty file contains zero patte...
and it can match arbitrary characters within a line. If the final byte of an input file is not anewline,grepsilently supplies one. Since newline is also a separator for the list of patterns, there is no way to match newline characters in a text. ...
I have a list of patterns in a .txt file. [list.txt]. Foreach line in list.txt, I want to find all the files at a location which begin with the specified pattern in list.txt, and then move these files to another location. Consider an example case. at~/home/ana/folder_a...
grep searches for PATTERNS in each FILE. PATTERNS is one or more patterns separated by newline characters, and grep prints each line that matches a pattern.
-E,--extended-regexp InterpretPATTERNas an extended regular expression (see below). -ePATTERN, --regexp=PATTERN UsePATTERNas the pattern; useful to protect patterns beginning with-. -F,
POSIX requires that options that follow file names must be treated as file names; by default, such options are permuted to the front of the operand list and are treated as options. Also, POSIX requires that unrecognized options be diagnosed as “illegal”, but since they are not really ...
-- This terminates the list of options. It is useful if the next item on the command line starts with a hyphen but is not an option. This allows for the processing of patterns and filenames that start with hyphens. -A number, --after-context=number Output number lines of context ...
grep can search for complicated patterns to find what you need. Here is a list ofsome of the special characters used to create a regular expression: ^ Denotes the beginning of a line $ Denotes the end of a line . Matches any single character ...
# The rest of the code in this loop is here to move the last argument in # the arglist to a separate list $moved. I had issues with whitespace in # the search-string, so this is loosely based on: # http://www.linuxjournal.com/content/bash-preserving-whitespace-using-set-and-...