With \(.*\) you can select portions of a string. This portion is recalled in the replacement string with \1, \2, \3 etc.
The first portion is the begin of the string until the space before the last minus sign (before " - From").
The second portion are the 3 characters " - " before "From" and the last portion is the rest of the line.
In the replacement string the portion is recalled in the order \3\2\1.
Have a read of a sed tutorial, you can find some links here:
My issue is the following:
I have several text files, let's say 10 of them. Each one has three columns separated by a tab: Date, Time and Value. What I want to do next is to have only one text file containing the information: Date, Time, Value1, Value2, Value3, ... , Value10, where Value1... (2 Replies)
Hello,
I am trying to solve for a couple of hours now the following problem:
I have n files and would like to add the third column of each file to a new file:
temp1.txt
1 2 3
1 2 3
1 2 3
temp2.txt
1 2 4
1 2 4
1 2 4
1 2 4
temp3.txt (2 Replies)
I keep trying to append some astrix to the end of a line, but it keeps overwriting at the front of the line.
These are the originals
Fred Fardbarkle:674-843-1385:20 Parak Lane, Duluth, MN 23850:4/12/23:780900
Fred Fardbarkle:674-843-1385:20 Parak Lane, Duluth, MN 23850:4/12/23:780900
... (5 Replies)
Hi,
I am using ksh, I want to read one csv file and append the columns of another file with new column.
My input file:
col1,col2
---------
siri,886
satya,890
priya,850
Another file with the below date:(test.csv)
col3
-----
321
333
442 (1 Reply)
Hi ,
I have the below ouput,
=====gopi=====
assasassaa
adsadsadsdsada
asdsadsadasdsa
sadasdsadsd
=====kannan===
asdasdasd
sadasddsaasd
adasdd
=====hbk===
asasasssa
....
..
I want the output like as below, not able paste here correctly. (2 Replies)
Hi Solved these kind of issues using these codes But these are not wrking for my attached files can anybody check........
awk 'NR==FNR{X++;next}{if(X){print}}' file1 file2
awk 'NR==FNR{X=$0;next}{n=split($1,P," ");sub($1,"",$0);for(i=1;i<=n;i++){if(X]){print P,$0}}}' file1 FS="\t" file2
... (6 Replies)
Required No.of field = 12
Let say you got a “~” delimited input file and this file has 6 input fields and now I want to add 12-5=7 number of “~” into this input file in order to make it 12 fields
datafile can have n number of records
ex.,
a~b~c~d~12~r
a~b~c~d~12~r
a~b~c~d~12~r... (19 Replies)