Learn Linux sed command

Source: Internet
Author: User

learn Linux sed command one, reference documentation:1. Sed command detailed http://qifuguang.me/2015/09/21/sed%e5%91%bd%e4%bb%a4%e8%af%a6%e8%a7%a3/    2. Linux sed usage http://www.cnblogs.com/dong008259/archive/2011/12/07/2279897.html    3. The man manual parameter of Sed explains in detail (a) http://blog.csdn.net/imfinger/article/details/6071175Ii. The rules for the use of SED commands are: sed [option]'Command'input_file Three, options:-N,--quiet,--Silent Suppress automatic printing of pattern space-E script,--expression=script Add the script to the commands to is executed if there is only one instruction on the command line, do not write it.-E, but if you have more than one instruction, be sure to add it to the front of each instructione option. -F Script-file,--file=script-file Add the contents of script-file to the commands-be executed here looks like the previous corresponding-e-corresponding script--follow-symlinks follow symlinks when processinginch Place-i[suffix],--inch-place[=SUFFIX] Edit filesinchPlace (makes backupifextension supplied)-L-N,--line-length=N Specify the desired line-wrap length forThe ' L'Command--POSIX disable all GNU extensions. -R,--regexp-extended Use extended regular ExpressionsinchThe script. -S,--Separate consider files asSeparate rather than asa single continuousLongStream. -U,--unbuffered load minimal amounts of data fromThe input files and flush the output buffers more often--Help Display ThisHelp and exit--version output version information and exit four, command has the following: a \: Append is appended to the string, a \ followed by the string s (multi-line string can be separated by \ n), the The string s is appended to the currently selected row, and C \: Supersedes/Replace the string, c \ followed by the string s (the multiline string can be separated by \ n), the currently selected row is replaced with the string s; d:delete is deleted, the command deletes the currently selected row, I \: Insert is the string, I \ followed the string s (multirow Strings can be separated by \ n), the string s is inserted before the currently selected line, P:print is printed, and the command prints the currently selected line to the screen; s: Replace, usually the s command uses this:1, 2s/old/New/g, replacing the old string with the new string

Learn Linux sed command

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.