10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I am trying to test if I can replace a regular expression in 'nawk' with a variable.
Please let me know why it is not working. I am using ksh88i on solaris8
I am trying use this test as a building block to filter active external DNS connections.
Ideally I want to pass variable defined... (4 Replies)
Discussion started by: kchinnam
4 Replies
2. 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
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
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
5. Shell Programming and Scripting
Hi FolksI want to write a nawk script that dynamically creates variable numbers of regular expressions on the fly rather than using constants. Is this possible?They would need to be used within an if statement within the nawk program: - if ( "my string of regex's" ) Thanks (7 Replies)
Discussion started by: steadyonabix
7 Replies
6. Shell Programming and Scripting
I've a file
$ cat size
1234
5678
vamsi
I want to match the lines which has just 4 digits and nothing else.
So
$ cat size | nawk ' $0 ~ // {print}'
1234
5678
But when I use the repetition clause it doesn't work
cat size | nawk ' $0 ~ /{4}/ {print}'
I actually want to filter out the... (8 Replies)
Discussion started by: vamsi.coe
8 Replies
7. Linux
Regular expression to extract "y" from "abc/x.y.z" (2 Replies)
Discussion started by: rag84dec
2 Replies
8. Shell Programming and Scripting
Hello, All.
please help me with this problem.
i need to use variable as regular expression.
some thing like this:
BEGIN {
RS="\n";
ORS="\n";
reg_exp = ".+Dec.+";
# i mean that regular expression is any symbol before "Dec" and any symbol after it. For example <Worksheet... (6 Replies)
Discussion started by: Rjkz
6 Replies
9. UNIX for Dummies Questions & Answers
I have a file with data that looks like -
record nullable { final_delim=end ,delim="~%%~" ,quote=none }
(
1_UPC:string;
2_QUANTITY:string;
)
I want to fetch the first column that starts with integer. e.g - 1_UPC, 2_QUANTITY.
I tried "awk -F ":" -v var1="^0-9" '$1==var1' inschemafile".... (2 Replies)
Discussion started by: mahabunta
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