07-08-2010
Thanks for the code in perl!!
Is it possible in Unix??
I might have multiple Number fields like field 1 ,field 3, etc. I need to check for all fields at once without reading the file line by line.
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
If I have a variable $X, how do I check it is a number?
Many thanks. (2 Replies)
Discussion started by: handak9
2 Replies
2. Shell Programming and Scripting
Hi ,
I am facing a problem .. which looks simple... but took 2 days of mine.. even now it is not solved completely..
I have one variable..., want to know whether that variable contains number... canbe +ve or -ve ...
Values
+35 --- number
-43 --- number
45A -- non number... (12 Replies)
Discussion started by: shihabvk
12 Replies
3. Shell Programming and Scripting
Hi,,
this is returning true in all cases..( other than 10 dig number also)
what could be wrong?? (2 Replies)
Discussion started by: shellwell
2 Replies
4. Shell Programming and Scripting
hi,
I would like to calculate number of character for a number,
for exemple : 1200 --> there are 4 characters , 120001 -> 5 characters (4 Replies)
Discussion started by: francis_tom
4 Replies
5. Shell Programming and Scripting
Hi,
I have one file like 00123. And this file name is generated as a sequence.
So how can I confirm the generated file name is a number, not a special character or alphabets.
Can anybody help me out.
Thanks in advance. (3 Replies)
Discussion started by: Kattoor
3 Replies
6. Shell Programming and Scripting
Hey,
I am trying to check if an integer is even in a tcsh script
This is what I am running now
set lattest = ` echo $latmin "%2" | bc -l `
echo $lattest
if ( $lattest == 0 ) then
echo "min is already even"
else if ( $lattest =! 0 ) then
set latmin = ` echo $latmin "+1" |... (2 Replies)
Discussion started by: travish12
2 Replies
7. Shell Programming and Scripting
I have 2 and three params, both I should make sure thay numbers at one single line insted of checking for each one .
Example I wroote the following way.. checking for 2 and three seperately but I shud be able to do it at on statement
echo $2 | egrep '^+$' >/dev/null 2>&1
if ; then
echo... (2 Replies)
Discussion started by: raopatwari
2 Replies
8. Shell Programming and Scripting
Hi,
We are getting a curios result in one of AIX script. Its executed using !/bin/ksh .
After following line we get result of 3 in in the variable instance_count.
instance_count=`ps -ef | grep "script_check_instances.sh" | grep -v "grep" | wc -l`
But once we do a "ps -aef | grep... (2 Replies)
Discussion started by: niba
2 Replies
9. Shell Programming and Scripting
Hi Gurus,
I need check existing number of file based on the list in file list.
for example:
in my file list. I have below:
abc, file1.txt
abc, file2.txt
abc, file3.txt
abc, file4.txt
cde, filea1.txt
cde, filea2.txt
cde, filea3.txt
...
in my current file direcotry, I have file:... (0 Replies)
Discussion started by: ken6503
0 Replies
10. UNIX for Dummies Questions & Answers
Hello,
May i please know how do i check if the given input argument is one of the listed numbers then success else failure. I am using bash shell.
if
then
echo "success"
else
echo "failure"
fi
Thank you. (2 Replies)
Discussion started by: Ariean
2 Replies
LEARN ABOUT OPENSOLARIS
igawk
IGAWK(1) Utility Commands IGAWK(1)
NAME
igawk - gawk with include files
SYNOPSIS
igawk [ all gawk options ] -f program-file [ -- ] file ...
igawk [ all gawk options ] [ -- ] program-text file ...
DESCRIPTION
Igawk is a simple shell script that adds the ability to have ``include files'' to gawk(1).
AWK programs for igawk are the same as for gawk, except that, in addition, you may have lines like
@include getopt.awk
in your program to include the file getopt.awk from either the current directory or one of the other directories in the search path.
OPTIONS
See gawk(1) for a full description of the AWK language and the options that gawk supports.
EXAMPLES
cat << EOF > test.awk
@include getopt.awk
BEGIN {
while (getopt(ARGC, ARGV, "am:q") != -1)
...
}
EOF
igawk -f test.awk
SEE ALSO
gawk(1)
Effective AWK Programming, Edition 1.0, published by the Free Software Foundation, 1995.
AUTHOR
Arnold Robbins (arnold@skeeve.com).
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+--------------------+-----------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-----------------+
|Availability | SUNWgawk |
+--------------------+-----------------+
|Interface Stability | Volatile |
+--------------------+-----------------+
NOTES
Source for gawk is available on http://opensolaris.org.
Free Software Foundation Nov 3 1999 IGAWK(1)