Linux Commands: Difference between revisions
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% '''grep''' ''BASIC-REG-EXP-PATTERN'' [''FILE''] # Use classic regexp (like "dma\|DMA") |
% '''grep''' ''BASIC-REG-EXP-PATTERN'' [''FILE''] # Use classic regexp (like "dma\|DMA") |
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% '''egrep''' ''EXT-REG-EXP-PATTERN'' [''FILE''] # Same as grep -E. Use extended regexp (like "dma|DMA") |
% '''egrep''' ''EXT-REG-EXP-PATTERN'' [''FILE''] # Same as grep -E. Use extended regexp (like "dma|DMA") |
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% '''fgrep''' ''FIXED-STRINGS-REG-EXP'' [''FILE''] # Same as grep - |
% '''fgrep''' ''FIXED-STRINGS-REG-EXP'' [''FILE''] # Same as grep -F. Pattern is a list of strings to match. |
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% grep '''-n''' ''PATTERN'' [''FILE''] # Print matched line numbers. |
% grep '''-n''' ''PATTERN'' [''FILE''] # Print matched line numbers. |
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Revision as of 00:52, 7 September 2008
Frequently Used Shell Commands
grep
% grep -Rsl PATTERN [FILE] # Recursive, no error output, only list filename % grep BASIC-REG-EXP-PATTERN [FILE] # Use classic regexp (like "dma\|DMA") % egrep EXT-REG-EXP-PATTERN [FILE] # Same as grep -E. Use extended regexp (like "dma|DMA") % fgrep FIXED-STRINGS-REG-EXP [FILE] # Same as grep -F. Pattern is a list of strings to match. % grep -n PATTERN [FILE] # Print matched line numbers.