awk Associative Array and/or Referring to Field by String (Nonconstant String Value)
I will start with an example of what I'm trying to do and then describe how I am approaching the issue.
File
Desired Output
I would also be happy with the following where I can strip things off by piping into sed:
In essence, when a line begins with /^ PS/ then print $1 of that line along with the string between strings "[" and "<Ob>]". I can use sed to get the string between "[" and "<Ob>]" but I cannot get $1 (when $1 ~/^ PS/) to print along with it.
I have attempted:
Here I am attempting to use a nonconstant field number, however this seems to print the entire line containing the matching string in question.
Another attempt has been this:
Finally I have tried utilize an array, and must admit that even after reading the man awk page, I still find these confusing.
Obviously, none of these has worked. I would greatly appreciate any help on what should be a relatively easy bit of code that I'm just not getting. Thanks in advance.
I'm at wits end with this issue and my troubleshooting leads me to believe it is a problem with the file formatting of the array referenced by my script:
awk -F, '{if (NR==FNR) {a=$4","$3","$2}\
else {print a "," $0}}' WBTSassignments1.txt RNCalarms.tmp
On the WBTSassignments1.txt file... (2 Replies)
Hello, I am using awk to match text in a tab separated field and am able to do so when matching the exact word. My problem is that I would like to match any sequence of text in the tab-separated field without having to match it all. Any help will be appreciated. Please see the code below.
awk... (3 Replies)
i have a file like this
< '393200103052';'H3G';'20081204'
< '393200103059';'TIM';'20110111'
< '393200103061';'TIM';'20060206'
< '393200103064';'OPI';'20110623'
> '393200103052';'HKG';'20081204'
> '393200103056';'TIM';'20110111'
> '393200103088';'TIM';'20060206'
Now i have to generate a file... (9 Replies)
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##I have an array $wordString that initializes to a string of dashes
##reflecting the number of letters in $theWord
##every time the user enters a (valid)... (5 Replies)
Hi All,
I got stuck up with shell script where i use awk. The scenario which i am working on is as below.
I have a file text.txt with contents
COL1 COL2 COL3 COL4
1 A 500 400
1 B 500 400
1 A 500 200
2 A 290 300
2 B 290 280
3 C 100 100
I could able to sum col 3 and col4 based on... (3 Replies)
here is what i want to achieve... consider a file contains below contents. the file size is large about 60mb
cat dump.sql
INSERT INTO `table1` (`id`, `action`, `date`, `descrip`, `lastModified`) VALUES (1,'Change','2011-05-05 00:00:00','Account Updated','2012-02-10... (10 Replies)
Hi
Input:
{ committed = 782958592; init = 805306368; max = 1051394048; used = 63456712; }
Result:
A map (maybe Associative Array) where I can iterate through the key/value. Something like this:
for key in $map
do
echo key=$key value=$map
done
Sample output from the map:
... (2 Replies)
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In a begin block I have code like this:
# Read in Known Fail List
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In the awk below I am trying to get the average of the sum of $7 if the string in $4 matches in the line below it. The --- in the desired out is not needed, it is just to illustrate the calculation. The awk executes and produces the current out. I am not sure why the middle line is skipped and the... (2 Replies)