10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Guys,
May i know how can we de reference the code reference variable.?
my $a = sub{$a=shift;$b=shift;print "SUM:",($a+$b),"\n";};
print $a->(4,5);
How can we print the whole function ?
Please suggest me regarding this.
Thanks for your time :)
Cheers,
Ranga :) (0 Replies)
Discussion started by: rangarasan
0 Replies
2. Shell Programming and Scripting
Below is hash which contains reference to variables:
my %mandatoryFields = (
1 => \$msgtype,
2 => \$switchtype,
3 => \$card_nbr,
4 => \$natv_tran_type_code,
5 => \$amt_1
);
This... (0 Replies)
Discussion started by: som.nitk
0 Replies
3. Shell Programming and Scripting
Hi there,
I have included an external properties file into my BASH script via the 'source' command.
I am attempting to dynamically assign a variable in the BASH script, that references the variable name within the external properties file i.e.
#!/bin/bash
pth=${0%/*}
source... (3 Replies)
Discussion started by: mjwoodford
3 Replies
4. Shell Programming and Scripting
For example I have variable like below
echo $OUTPUT
/some/path/`uname -n`
when I try to use the variable OUTPUT like below
cd $OUTPUT or cd ${OUTPUT}
I am getting bad substituion error message
$ cd $OUTPUT
ksh: cd: bad substitution
$ cd ${OUTPUT}
ksh: cd: bad substitution
... (1 Reply)
Discussion started by: rajukv
1 Replies
5. Shell Programming and Scripting
Hello,
This is not homework. It is a question that I received on a recent interview for a linux position. Can someone shed some light on the right answer? I got it wrong.
Thanks,
jaysunn (3 Replies)
Discussion started by: jaysunn
3 Replies
6. Shell Programming and Scripting
Hi ,
I have a variable as follows,
Temp=`cat ABC.txt | cut -c5-`
This will yeild a part of the date. say , 200912.
I would like to substitute this variable's value in a filename.
eg: File200912F.zip
when i say File$TempF.zip , it is not substituting.
Any help ?
Thanks in... (2 Replies)
Discussion started by: mohanpadamata
2 Replies
7. Shell Programming and Scripting
I've created a series of arrays named as follows:
row1
row2
row3
.
.
.
row10
Each has 4 elements.
I'm trying to echo the array elements out in a for loop. Here's what I have:
for ((i=1;i<=10;i++))
do
for ((j=1;j<=4;j++))
do
eval out=${row`echo $i`}
echo -n $out (3 Replies)
Discussion started by: swankgd
3 Replies
8. Shell Programming and Scripting
Hello,
i have another sed question.. I'm trying to do variable substition with sed and i'm running into a problem.
my var1 is a string constructed like this:
filename1 filerev1 filepath1
my var2 is another string constructed like this:
filename2 filerev2 filepath2
when i do... (2 Replies)
Discussion started by: alrinno
2 Replies
9. Shell Programming and Scripting
Hi!
I need to determin the most efficient way to do something (rather simple, I thought).
I'm currently echo(ing) a series of menu options, and reading the command input as the number associated with the entry. What I need to do is when the option 1 is selected, that it references a list and... (18 Replies)
Discussion started by: cchaloux
18 Replies
10. Shell Programming and Scripting
Hi all,
How can I use sed to perform a substitution if the string that I'm going to substitute is stored in a variable:
Let's say:
sed 's/abcdefg/good'
VS
tmp="abcdefg"
sed 's/$tmp/good'
The second case doesn't work. Guess it's due to the single quotes on the outside. How can I... (1 Reply)
Discussion started by: rockysfr
1 Replies