10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I have used expr command to increment the date.
for e.g.,
case 1 :
echo $(date -d $(echo `expr 20010101 + 1`))
it returns
Tue Jan 2 00:00:00 IST 2001
case 2:
echo $(date -d $(echo `expr 20010101 - 1`))
it returns
date: invalid date `20010100'
please suggest me, how to... (3 Replies)
Discussion started by: nanthagopal
3 Replies
2. Shell Programming and Scripting
I'm trying to check if a variable'd string is only one character and use that in an if statement the only way I could find is:
$expr "${var}" : . # expr STRING : regrep
where the "." is the grep wildcard for any single character.
Whats wrong with my code here and is there a... (3 Replies)
Discussion started by: Tewg
3 Replies
3. Shell Programming and Scripting
Hi
Can anyone explain me the usage of this command and the arguments used here and what will be the expected output :
v_num=`expr nav_d_20100204_1759 : '*\(*\)'`
what will be the value returned in v_num.
Thanks in Advance!!!
Regards
Naveen Purbia (3 Replies)
Discussion started by: trying_myluck
3 Replies
4. Shell Programming and Scripting
Hello, I am new to the Bash scripting language, and was given a tutorial page on how to setup a file. However I am trying to use cygwin to run this file and it is not working.
$ vi averagetime.sh
#
#
#
echo "Enter Dictorinary File Text "
read dict
echo "Enter Grid Name"
read grid... (13 Replies)
Discussion started by: killerqb
13 Replies
5. Shell Programming and Scripting
Hi all,
Please help me solve below issue.
expr 04170000000 + 1 gives me -124967295 and offcourse I want this to be 04170000001
and it happens for some sort of number like some other
02300000000
02600000000
03800000000
I guess after exceeding certain range it is converting it somewhere... (2 Replies)
Discussion started by: Revansing
2 Replies
6. UNIX for Dummies Questions & Answers
Hi friends
how can i execute expr $va1 * $var2
provided i m not supposed to use '/' also the
nglob variable is turned off. (4 Replies)
Discussion started by: ashishj
4 Replies
7. UNIX for Dummies Questions & Answers
Hi,
in my ksh script
expr 22 / 10 results as 2
but the actual result expected in 2.2.
how do i get that result. Please help
Thanks, (4 Replies)
Discussion started by: kotasateesh
4 Replies
8. Shell Programming and Scripting
Hi,
in my ksh script
expr 22 / 10 results as 2
but the actual result expected in 2.2.
how do i get that result. Please help
Thanks, (2 Replies)
Discussion started by: kotasateesh
2 Replies
9. UNIX for Dummies Questions & Answers
hi guys....
i hava a command expr... where i m adding a value in a loop
like
Tc=`expr $Tc\+ $l`
where
Tc is declred as a variable and every time l contains a new vaue
if
Tc =0 initially
and l =2
Tc should be equal to 0+ 2
and then
l = 4
Tc = 2+4
and dispaly as 6
but after... (5 Replies)
Discussion started by: madhu_aqua14
5 Replies
10. UNIX for Dummies Questions & Answers
I am looking for the correct syntax on the expr command in UNIX. I have a script that I am building at the moment. the script is creating file1 that is an actual .sql file that is going inside the oracle database to get some information in there. It take that information, puts it inside another... (2 Replies)
Discussion started by: wolf
2 Replies