Classes like [:ascii:] and [:word:] are non-POSIX additional classes that can be found in perl, but are not recognised by standard sed.
Instead of [:ascii:], with GNU sed you could try a regex character range:
To remove non-printable and non-"standard ascii" characters as RudiC suggests, you can try:
--
Note:
I presume [[:^ascii:]] is a typo and you meant to write [^[:ascii:]]
Last edited by Scrutinizer; 01-29-2020 at 01:54 AM..
This User Gave Thanks to Scrutinizer For This Post:
Hello and thx for reading this
I'm using sed to remove only the leading spaces in a file
bash-280R# cat foofile
some text
some text
some text
some text
some text
bash-280R#
bash-280R# sed 's/^ *//' foofile > foofile.use
bash-280R# cat foofile.use
some text
some text
some text... (6 Replies)
I have to mangle some "plain ASCII" text file (i.e. 8 bits/characters where the text DOES contain characters like Umlauts and accented characters from the upper 7-bits range, i.e. with hex codes in ).
For this I am trying to use SED which I downloaded as part of cygwin package (yes, I am doing... (0 Replies)
Hi gurus,
I have a file in unix with ascii values. I need to convert all the ascii values in the file to ascii characters. File contains nearly 20000 records with ascii values. (10 Replies)
Hello
I have a file with records...The records have several lines and have start and end born...
This is a template:
000000001 LDR L ^^^^^nam^^2200325Iia^45e0
000000001 022 L $$a0081-3397
000000001 041 L $$aSPA
000000001 088 L $$aJ.E.N. 551
000000001 090 L $$aINFORMES JEN... (22 Replies)
Hi,
i want to remove a certain pattern when i type pwd.
pwd will look like this:
..../....../....../Pat_logs/..../....../...../......
the dotted lines are just random directory names,
i want it to remove the "Pat_logs/...../....../....../" part
so for example:
... (5 Replies)
Hello
I have this special caracter after retreving rows from sql server:
"....spasses: • Entrem al valort 6050108002811 • El donem..."
I would like a sed command to remove it..or just know it's ascii code in order to replace it into my sql sentence.. Hope some one knows how to do that.... (7 Replies)
I have been having an encoding problem that I need to solve.
I have an 4-column tab-separated file: I need to remove all of the lines that contain the string 'vis-à-vis'
achiever-n vis-à-vis+ns-j+vp oppose-v 1
achiever-n vis-à-vis+ns-the+vg assess-v 1
administrator-n ... (4 Replies)
Hi All,
I have an ascii file in which few columns are having hex values which i need to convert into ascii. Kindly suggest me what command can be used in unix shell scripting?
Thanks in Advance (2 Replies)
Hi
I have file in below format. How i can remove the first and lost comma from this below file
,001E:001F,,,02EE,0FED:0FEF,
I need output has below
001E:001F,,,02EE,0FED:0FEF (6 Replies)
Discussion started by: ranjancom2000
6 Replies
LEARN ABOUT REDHAT
mac2unix
dos2unix(1) General Commands Manual dos2unix(1)NAME
dos2unix - DOS/MAC to UNIX text file format converter
SYNOPSYS
dos2unix [options] [-c convmode] [-o file ...] [-n infile outfile ...]
Options:
[-hkqV] [--help] [--keepdate] [--quiet] [--version]
DESCRIPTION
This manual page documents dos2unix, the program that converts plain text files in DOS/MAC format to UNIX format.
OPTIONS
The following options are available:
-h --help
Print online help.
-k --keepdate
Keep the date stamp of output file same as input file.
-q --quiet
Quiet mode. Suppress all warning and messages.
-V --version
Prints version information.
-c --convmode convmode
Sets conversion mode. Simulates dos2unix under SunOS.
-o --oldfile file ...
Old file mode. Convert the file and write output to it. The program default to run in this mode. Wildcard names may be used.
-n --newfile infile outfile ...
New file mode. Convert the infile and write output to outfile. File names must be given in pairs and wildcard names should NOT be
used or you WILL lost your files.
EXAMPLES
Get input from stdin and write output to stdout.
dos2unix
Convert and replace a.txt. Convert and replace b.txt.
dos2unix a.txt b.txt
dos2unix -o a.txt b.txt
Convert and replace a.txt in ASCII conversion mode. Convert and replace b.txt in ISO conversion mode. Convert c.txt from Mac to Unix
ascii format.
dos2unix a.txt -c iso b.txt
dos2unix -c ascii a.txt -c iso b.txt
dos2unix -c mac a.txt b.txt
Convert and replace a.txt while keeping original date stamp.
dos2unix -k a.txt
dos2unix -k -o a.txt
Convert a.txt and write to e.txt.
dos2unix -n a.txt e.txt
Convert a.txt and write to e.txt, keep date stamp of e.txt same as a.txt.
dos2unix -k -n a.txt e.txt
Convert and replace a.txt. Convert b.txt and write to e.txt.
dos2unix a.txt -n b.txt e.txt
dos2unix -o a.txt -n b.txt e.txt
Convert c.txt and write to e.txt. Convert and replace a.txt. Convert and replace b.txt. Convert d.txt and write to f.txt.
dos2unix -n c.txt e.txt -o a.txt b.txt -n d.txt f.txt
DIAGNOSTICS BUGS
The program does not work properly under MSDOS in stdio processing mode. If you know why is that so, please tell me.
AUTHORS
Benjamin Lin - <blin@socs.uts.edu.au>
Bernd Johannes Wuebben (mac2unix mode) <wuebben@kde.org>
MISCELLANY
Tested environment:
Linux 1.2.0 with GNU C 2.5.8
SunOS 4.1.3 with GNU C 2.6.3
MS-DOS 6.20 with Borland C++ 4.02
Suggestions and bug reports are welcome.
SEE ALSO unix2dos(1)mac2unix(1)1995.03.31 dos2unix v3.0 dos2unix(1)