Awk find word in file
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Show only first few lines of a huge file head filename Grep 'html HTTP' apache.log | awk '' filename More Grep Examples # print lines containing “html HTTP” in a log file, show only the 12th and 7th columns, show only certain lines, then sort, then condense repeation with count, then sort that by the count. Print just file name that does NOT match. Print just file name do NOT print the matched lines. grep -r -include='*html' pattern dirName = search files for pattern in dirName including subdirs, but only files ending in “.html”.*.html = search all files ending in “.html”, in current dir.Grep -P 'png HTTP|jpg HTTP' *log Options for File Selection Grep -v 'html HTTP' *log # print lines containing “png HTTP” or “jpg HTTP” (Perl and Python's regex are basically compatible.)Įxamples: # print lines not matching a string, for all files ending in “log” Most Useful Grep Options Options for Pattern String -F Grep -r -file=myPattern.txt -include=*js. The regex is stored in file named myPattern.txt
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AWK FIND WORD IN FILE CODE
Example: # search js source code in dir and all subdirs. This is useful when you want to search complicated string in source code, such as your string is really complicated, you can put it in a file, and use the option -file= my_pattern_filename for the search text. (F means “Fixed string”) # search ruby source files that contains. Match file name by a glob pattern ( * is a wildcard that matches 0 or more any char.). Grep 'xyz' *html Grep for All Files in a Dir # show matching lines in dir and subdir, file name ending in html
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Grep 'xyz' myFile # show lines containing xyz in all files ending in html in current dir top level files Show Matching Lines # show lines containing xyz in myFile They are especially useful for processing lines. This page is a basic tutorial on using Linux shell's text processing tools.