12-09-2008
retrieve lines that match a pattern
Hi,
I would like to know how can I get lines from a text file that match no more than 2 '>'. Example:
Input file:
a >cr1 4 a>b b>c
a >cr2 5 a>b
Output file:
a >cr2 5 a>b
Thanks in advance
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
On Unix, it is easy to get those lines that match a pattern, by
grep pattern file
or those lines that do not, by
grep -v pattern file
but I am editing a file on Windows with Ultraedit.
Ultraedit support regular expression based search and replace.
I can delete all the lines that match a... (1 Reply)
Discussion started by: JumboGeng
1 Replies
2. Shell Programming and Scripting
Dear experts,
i want to search pattern tre and copy this line and above two lines
in a seperate file::
Thanks for the help
SEV="MAJOR": RX-TX HW-FAILURE DOMAIN="alcomc2_BSS_20
unit-type % bts nbr % 24
SBL-type % tre nbr % 4 subnb % 255
BR,
Danish (16 Replies)
Discussion started by: Danish Shakil
16 Replies
3. Shell Programming and Scripting
I am using Solaris, I want to print
3 lines before pattern match
pattern
5 lines after pattern match
Pattern is abcd to be searched in a.txt. Looking for the solution in sed/awk/perl. Thanks ..
Input File a.txt:
=================
1
2
3
abcd
4
5
6
7
8 (7 Replies)
Discussion started by: manuswami
7 Replies
4. Shell Programming and Scripting
i need to search for a pattern from a big file and print everything expect the next 6 lines from where the pattern match was made. (8 Replies)
Discussion started by: chidori
8 Replies
5. Shell Programming and Scripting
I have two files. The first containing a header and six columns of data.
Example file 1:
Number SNP ID dbSNP RS ID Chromosome Result_Call Physical Position
787066 SNP_A-8575395 RS6650104 1 NOCALL 564477
786872 SNP_A-8575125 RS10458597 1 AA ... (13 Replies)
Discussion started by: Selftaught
13 Replies
6. UNIX for Dummies Questions & Answers
Hi,
I have a data file where data is splitted into multiple lines. And, each valid record starts with a patten date | <?xml and ends with pattern </dmm>
e.g.
20120924|<?xml record 1 line1....record 1 line1....record 1 line1....
record 1 line2....record 1 line2....record 1 line2....
record 1... (3 Replies)
Discussion started by: Dipalik
3 Replies
7. Shell Programming and Scripting
I need to print the lines that do not match a pattern. I tried using grep -v and sed -n '/pattern/!p', but both of them are not working as I am passing the pattern as variable and it can be null some times.
Example
........ abcd......
.........abcd......
.........abcd......... (4 Replies)
Discussion started by: sunny1234
4 Replies
8. Shell Programming and Scripting
Hi all,
I got a file that contains the following content, Actually it is a part of the file content,
Installing XYZ XYZA Image, API 18, revision 2
Unzipping XYZ XYZA Image, API 18, revision 2 (1%)
Unzipping XYZ XYZA Image, API 18, revision 2 (96%)
Unzipping XYZ XYZA Image, API 18,... (7 Replies)
Discussion started by: Kashyap
7 Replies
9. Shell Programming and Scripting
Hi, i have a big file having many opcodes.
if (opcode="01110000000100000000" ) then --fadd
result.opcode := "01110000000100000000";
result.s0 := '1';
result.s1 := '1';
result.s2 := '0';
result.inst := '0';
result.scalar := '1';... (7 Replies)
Discussion started by: twistedpair
7 Replies
10. Shell Programming and Scripting
Hello Experts , require help . See below output:
File inputs
------------------------------------------
Server Host = mike
id rl images allocated last updated density
vimages expiration last read <------- STATUS ------->... (4 Replies)
Discussion started by: tigerhills
4 Replies
STTY(1) General Commands Manual STTY(1)
NAME
stty - set terminal options
SYNOPSIS
stty [ option ... ]
DESCRIPTION
Stty sets certain I/O options on the current output terminal. With no argument, it reports the current settings of the options. The
option strings are selected from the following set:
even allow even parity
-even disallow even parity
odd allow odd parity
-odd disallow odd parity
raw raw mode input (no erase, kill, interrupt, quit, EOT; parity bit passed back)
-raw negate raw mode
cooked same as `-raw'
cbreak make each character available to read(2) as received; no erase and kill
-cbreak make characters available to read only when newline is received
-nl allow carriage return for new-line, and output CR-LF for carriage return or new-line
nl accept only new-line to end lines
echo echo back every character typed
-echo do not echo characters
lcase map upper case to lower case
-lcase do not map case
-tabs replace tabs by spaces when printing
tabs preserve tabs
ek reset erase and kill characters back to normal # and @
erase c set erase character to c. C can be of the form `^X' which is interpreted as a `control X'.
kill c set kill character to c. `^X' works here also.
cr0 cr1 cr2 cr3
select style of delay for carriage return (see ioctl(2))
nl0 nl1 nl2 nl3
select style of delay for linefeed
tab0 tab1 tab2 tab3
select style of delay for tab
ff0 ff1 select style of delay for form feed
bs0 bs1 select style of delay for backspace
tty33 set all modes suitable for the Teletype Corporation Model 33 terminal.
tty37 set all modes suitable for the Teletype Corporation Model 37 terminal.
vt05 set all modes suitable for Digital Equipment Corp. VT05 terminal
tn300 set all modes suitable for a General Electric TermiNet 300
ti700 set all modes suitable for Texas Instruments 700 series terminal
tek set all modes suitable for Tektronix 4014 terminal
hup hang up dataphone on last close.
-hup do not hang up dataphone on last close.
0 hang up phone line immediately
50 75 110 134 150 200 300 600 1200 1800 2400 4800 9600 exta extb
Set terminal baud rate to the number given, if possible. (These are the speeds supported by the DH-11 interface).
SEE ALSO
ioctl(2), tabs(1)
STTY(1)