Co robi EGREP użycie. Konsola 039;t support the regular expressions (, ), n , , {, or }, but it.

Czy przydatne?

Polecenie egrep

Wykonanie, użycie: Search one or more files for lines that match an extended regular expression regexp. egrep doesn't support the regular expressions (, ), n, <, >, {, or }, but it does support the other expressions, as well as the extended set +, ?, |, and ( ). Remember to enclose these characters in quotes. Regular expressions are described in Chapter 7. Exit status is 0 if any lines match, 1 if none match, and 2 for errors.

See grep for the list of available options. Also see fgrep

Opcje wykonania egrep w konsoli

Przykłady egrep działanie w Słownik polecenie E

Przykład EGREP użycie :
Jak użyć Determine the compiler and linker flags that should be used when compiling applications that need to use EsounD co znaczy.
Przykład EGREP użycie :
Jak użyć environment or, if an environment variable is specified, set it to a new value and display the modified environment. If command is specified, execute it under the modified environment krzyżówka.
Przykład EGREP użycie :
Jak użyć function and macro names defined in a programming source file . etags generates tags for use by emacs . (ctags produces an equivalent tags file for use with vi .) More than one file may be specified co to jest.
Przykład EGREP użycie :
Jak użyć environment variables in a shell string or script. When used with no options, copies stdin to stdout, replacing any environment variable string, such as $VARIABLE or ${VARIABLE }, with słownik.
Przykład EGREP użycie :
Jak użyć as expressions and print the results. Arguments and operators must be separated by spaces. In most cases, an argument is an integer, typed literally or represented by a shell variable. There are czym jest.