Similarly, it must be either at the end of the line or followed by a non-word constituent character. Word-constituent characters are letters, digits, and the underscore. This option has no effect if -x is also specified. -x, --line-regexp Select only those matches that exactly match ...
- Search only lines that match entirely in files: fgrep -x path/to/file1 path/to/file2 - 【重要】Count the number of lines that match the given string in a file: fgrep -c search_string path/to/file - Show the line number in the file along with the line matched: fgrep -n search...
Align the match from the end of the line. ^ Align the match from the beginning of the line. (NOTE: This character may not work correctly from a 5250 terminal session.) | Add another pattern (see example below). ? Match one or less sequential repetitions of the pattern. ...
matching line fields such as %O are cut to width when %{width}O is specified or when %{-width}O is specified to cut from the end of the line character context on a matching line before or after a match is output when %{-width}o or %{+width}o is specified for match fields such...
). (-E is specified by POSIX.) -v, --invert-match Invert the sense of matching, to select non-matching lines. (-v is specified by POSIX.) Anchoring The caret ^ and the dollar sign $ are meta-characters that respectively match the empty string at the beginning and end of a line....
You can use ugrep options with the :grep command, for example to select single- and multi-line comments in the current file::grep -f c++/comments % Only the first line of a multi-line comment is shown in quickfix, to save space. To show all lines of a multi-line match, remove %...
Denotes the end of a word Here is an example of a regular expression search: grep "\<[A-Za-z].*\>" file This regular expression matches any "word" that begins with a letter (upper or lower case). For example, "words" that begin with a digit would not match. The grep command li...
the beginning or end of a line. The expression^b.gwould only match "big," "bigger," "bag," etc., as shown above if they occur at the beginning of the line being parsed. The patternb.g$would match "big" or "bag" only if they occur at the end of the line, but not "bigger....
it must be either at the end of the line or followed by a non-word constituent character. Word-constituent characters are letters, digits, and the underscore.-x,--line-regexpSelect only those matches that exactly match the whole line. For a regular expression pattern, this is like parenthe...
sensitive. -v, --invert-match Select non-matching lines -n, --line-number Print line number with output lines -m, --max-count <value> stop after NUM selected lines) -e, --regex Enable regular expression to match --trim-end Remove whitespaces at the end of the line <pattern> ...