Red Hat ENTERPRISE LINUX WS 2.1 - Przewodnik Instalacji Pobierz pdf (Strona 209)

Important Linux features 209

DONE

INDEX

• set the owner and group of the directory tree dira to usera and grpa

chown usera.grpa dira

-rwxr-xr-x usera grpa 102 Apr 10 12.20 dira

13.1.6 grep

grep: search for a string in a text file and show the lines containing this string

• search for string stringa in the file fila

grep stringa fila

• search for stringa in all files in the current directory

grep stringa *

• search for stringa in all files AND directories in the current directory

grep -r stringa *

• search for stringa in all files which starts with a, b,c or d

grep stringa [a-d] *

• print the lines in fila not containing stringa

grep -v stringa fila

• ignore upper/lower case in stringa

grep -i stringa fila

• search for stringa or stringb in the file filea

grep -i "stringa|stringa" fila

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Brak uwag

Red Hat ENTERPRISE LINUX WS 2.1 - Przewodnik Instalacji Strona 209