10 More Discussions You Might Find Interesting
1. UNIX for Advanced & Expert Users
Hello All,
I'm trying to extract the lines between two consecutive elements of an array from a file.
My array looks like:
problem_arr=(PRS111 PRS213 PRS234)
j=0
while } ]
do
k=`expr $j + 1`
sed -n "/${problem_arr}/,/${problem_arr}/p" problemid.txt
---some operation goes... (11 Replies)
Discussion started by: InduInduIndu
11 Replies
2. Shell Programming and Scripting
Hi
I need to write a regular expression for a language. That language can have {a, b, c} as alphabet and it must contain minimum one "a" and minimum one "b".
Can u help me to write it plz!
thanks in advance! (1 Reply)
Discussion started by: nishrestha
1 Replies
3. Programming
Hi all,
How am I read a file, find the match regular expression and overwrite to the same files.
open DESTINATION_FILE, "<tmptravl.dat" or die "tmptravl.dat";
open NEW_DESTINATION_FILE, ">new_tmptravl.dat" or die "new_tmptravl.dat";
while (<DESTINATION_FILE>)
{
# print... (1 Reply)
Discussion started by: jessy83
1 Replies
4. Shell Programming and Scripting
<ATTR name="ABCDEFGH" value=""/>
<ATTR name="HJYR" value=""/>
what would be the regular expression to match both the above strings...
Always end with value=""/>
always start with <ATTR name="
the ATTR name can be anything..
I need to use this with match() in awk.
Thanks.. (1 Reply)
Discussion started by: shekhar2010us
1 Replies
5. Shell Programming and Scripting
can someone let me know what this means in english.
\(abcd\)
\ is an escape key right?
Thanks
Also im getting confused with something like it
does this mean any single character?
and this would be 2 characters ?
Just let me know if im on the right track. (5 Replies)
Discussion started by: syco__
5 Replies
6. Shell Programming and Scripting
CA_RELEASE has a value of 6. I need to check if that this is a numeric value. if not error.
source $CA_VERSION_DATA
if * ]
then
echo "CA_RELESE $CA_RELEASE is invalid"
exit -1
fi
+ source /etc/ncgl/ca_version_data
++ CA_PRODUCT_ID=samxts
++ CA_RELEASE=6
++ CA_WEEK_NO=7
++... (3 Replies)
Discussion started by: ketkee1985
3 Replies
7. Shell Programming and Scripting
Hi
I wanted to match a line using regular expression in a file.
the line is:
CtL2b00833
the reg expression I'm using now is:
m/^(\D+)(\d+)\/)
$firstpart=$1
$secondpart=($1 . $2)
$thirdpart=$3
But for $firstpart I have digits (2) so I am getting error messages.
when I used... (1 Reply)
Discussion started by: Lucky Ali
1 Replies
8. Shell Programming and Scripting
Hi,
I want to find the records using grep with following conditions.
one field position at 26 and having length 2 and values of 21,24,31,34 or
another field position at 28 and length 2 of values 21,224,31,34
I wrote it like below, But I want this search using grep, can any one provide?... (4 Replies)
Discussion started by: svenkatareddy
4 Replies
9. Linux
Regular expression to extract "y" from "abc/x.y.z" (2 Replies)
Discussion started by: rag84dec
2 Replies
10. Shell Programming and Scripting
Is it possible to combine a regular expression with a aritmetical expression? For example, taking a 8-numbers caracter sequece and casting each output of a grep, comparing to a constant.
THX! (2 Replies)
Discussion started by: Z0mby
2 Replies