All Questions
Tagged with associative-array array
16 questions
0
votes
2
answers
176
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Iterating arrays in TCL where array names have a numeric suffix
In TCL, I have a few arrays whose names have a numeric suffix
(i.e., whose names end with a number), like below:
array set ps0 [ list 0 15.885 1 55.43 1 0.254 2 0.227 3 0.177 ]
array set ps1 [ list 0 ...
2
votes
1
answer
564
views
What is difference between these two declarations of associative arrays in Bash?
I am playing a bit with associative arrays in Bash and I found the following difference when declaring the exact same associative array with and without declare. The code is as follows:
#!/usr/bin/env ...
- 89
1
vote
1
answer
2k
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How to retrieve items from an array of arrays?
Hello StackExchange pros!
I am working on a zsh project for macOS. I used typeset to create three associative arrays to hold values, and a fourth array to reference the individual arrays. Is it ...
- 13
0
votes
0
answers
218
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Unexpected behavior during index assignment in a Bash array [duplicate]
I'm having trouble assigning values to a specific bash index,
but apparently only when the index variable is set using a while read loop.
Taking this code as a test example:
#!/bin/bash
read -d '' ...
2
votes
2
answers
344
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I am having difficulties with back-reference in awk
Recently, I am into security logs and want to make it better way on bash-shell. I found out in awk back-references are only stored by 9.
But I need to use 10 back-references.
Tried
awk '{print ...
- 39
2
votes
1
answer
6k
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how to combine 2 arrays into one associative array
i need to combine ARRAY1 and ARRAY2 into an associative array like ARRAY. i'm using this code:
mapfile -t ARRAY1 < <(/bin/awk '{ print $ 1 }' /output/gen_branch)
mapfile -t ARRAY2 < <(...
- 786
1
vote
1
answer
212
views
Assoc. Array not being redeclared?
I have a program that acts like a menu. It has an associative array called config such as:
declare -A config=( [h]="?" [c]="?" [x]="?" [l]="?" [t]="?" [n]="?" )
In the main loop there's a check to ...
- 439
2
votes
2
answers
2k
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no matches found when using associative arrays in zsh
I am encountering no matches found when using map in zsh:
#!/bin/zsh
declare -A map=(["8761"]="Eureka服���" ["11001"]="用户微服务")
Why would this happen, and how can I fix it? This is the error:
~/source/...
- 761
1
vote
2
answers
2k
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Merge duplicate keys in associative array BASH
I've got an array that contains duplicate items, e.g.
THE_LIST=(
"'item1' 'data1 data2'"
"'item1' 'data2 data3'"
"'item2' 'data4'"
)
Based on the above, I want to create an associative array that ...
- 2,314
0
votes
1
answer
41
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calling associative arrays [closed]
Team, am setting some variables in an associative array but its output is not resulting anything.. any hint?>
#/bin/bash
#IOEngine="psync"
#TestType="read"
IOEngine="libaio"
TestType="randread"
...
- 3
2
votes
1
answer
5k
views
What does declaring a bash array with -A do?
In Example_1, when i have declared city to be an array with declare -A, why is Bangalore output first when the array is printed in the for loop?
Bangalore
Remote
Kolkata
Ahmedabad
Hyderabad
Pune
...
- 79
41
votes
6
answers
58k
views
BASH associative array printing
Is there a way to print an entire array ([key]=value) without looping over all elements?
Assume I have created an array with some elements:
declare -A array
array=([a1]=1 [a2]=2 ... [b1]=bbb ... ...
- 5,127
0
votes
3
answers
7k
views
AWK Compare Column 1 from Two Files Print append column to third in output
Looking to compare the first column of two input files that have an identical format. The format looks like the following:
FILE1:
0000abc5abc3 GR096
0000def5ae87 GR001
0000cab5aea3 GR001
...
4
votes
1
answer
8k
views
Ordered by insertion Map in bash
Is there an ordered (by insertion) map in bash?
I know there's an associative array data structure in bash, but when iterating over it, the order of the elements is not by insertion. Example below.
...
- 571
2
votes
1
answer
5k
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Array indexing using "sed"
I am working on one shell script which search directory modified in last 24 hours and then compress them using tar.
Folder Search :
find /path to log directory/ -maxdepth 1 -type d -mtime +0
...
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