All Questions
7 questions
-1
votes
2
answers
1k
views
Changing permission on multiple files within bash
I am trying to write a script to change the permissions of a number of other scripts, in multiple locations, to be executable. I've searched all over and can't seem to get the syntax correct. It is ...
- 161
1
vote
1
answer
2k
views
korn shell - if a variable exists in an array stop processing without exiting
How would one evaluate priority of items in an array such that you only process the highest priority item that exists? Let me try to explain, if I had an array
set -A array low medium none high
this ...
5
votes
4
answers
16k
views
Using case and arrays together in bash
Is it possible to check if a variable is contained inside an array using case? I would like to do something like
ARR=( opt1 opt2 opt3 );
case $1 in
$ARR)
echo "Option is contained in the ...
- 345
-1
votes
3
answers
1k
views
Working with dates
I have a task to do for which i am able to think of logic but unable to implement in Unix.
I have a directory in which its sub-directories are having there naming pattern as 'mmddyy'. So my task here ...
1
vote
0
answers
207
views
Access to bash arrays in gnuplot [duplicate]
In a bash script I have several arrays which I need to access in a gnuplot code:
#!/bin/bash
...
# fill array a[*] and b[*]
...
gnuplot <<EOF
do for [j=0:10] { # access ${a[j]} and ${b[j]} }
...
- 111
1
vote
1
answer
6k
views
Compare two Arrays in KSH and output the difference
I am not extremely familiar with KSH (Actually just started using it) and I am having problems with trying to create a script that will essentially compare two arrays that have been stored and then ...
8
votes
3
answers
5k
views
${#array} vs ${#array[@]}
As far as I can tell both ${#array[@]} and ${#array} evaluate to the number of elements in $array. Is there any reason for preferring the longer form (${#array[@]})?
- 16.2k