10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
My file "test.dat" data as below
Requirement is to mask(replace) all english characters with "X" EXCEPT first 7 characters of every line.
my command
awk '{gsub("]","X")}1' test.dat
looks not working properly, Appreciate any suggestion... (6 Replies)
Discussion started by: JSKOBS
6 Replies
2. Shell Programming and Scripting
Hello, I had some difficulty to understand the gsub function and maybe the regex in this script to remove all the punctuations:
awk 'gsub(//, " ", $0)' text.txtFile text.txt:
This is a test for gsub
I typed this random text file
which contains punctuation like ,.;!'"?/\ etc.
The script... (6 Replies)
Discussion started by: yifangt
6 Replies
3. Shell Programming and Scripting
Hi, I want to print the first column with original value and without any double quotes
The output should look like
<original column>|<column without quotes>
$ cat a.txt
"20121023","19301229712","100397"
"20121023","19361629712","100778"
"20121030A","19361630412","100838"... (3 Replies)
Discussion started by: ysrini
3 Replies
4. Shell Programming and Scripting
I am trying to write my gsub regex to replace a bunch of special characters with spaces, so i can split it to an array and look at each word independently.
However, my regex skills are slightly lacking and I appear to be missing a quote or something here.
I am trying to replace the following... (6 Replies)
Discussion started by: nitrobass24
6 Replies
5. Shell Programming and Scripting
Want to extend an array to remove the rest of the field $2. Can anybody suggest the correct code?
This code:
awk 'NR==FNR{x;next}{for(r in x) gsub(r/.*/, "",$2)}1' patternlist infileneither this works:
awk 'NR==FNR{x;next}{for(r in x) r=r+"/.*/" gsub(r/.*/, "",$2)}1' patternlist infile (5 Replies)
Discussion started by: sdf
5 Replies
6. Shell Programming and Scripting
Hey,
I would like to replace a string by a new one. Teh problem is that both strings should be variables to be flexible, because I am having a lot of files (with the same structure, but in different folders)
for i in daysim_*
do
cd $i/5/
folder=`pwd |awk '{print $1}'`
awk '{ if... (3 Replies)
Discussion started by: ergy1983
3 Replies
7. Shell Programming and Scripting
Being new to awk, I am still running into little stupid things. For this issues I am trying to search for all occurrences of a string in a file and replace all of those occurrences with a replacement string. I tried doing
awk '{gsub("|750101|", "|000000|", $0)}' infile > outfile
Unix... (3 Replies)
Discussion started by: jclanc8
3 Replies
8. Shell Programming and Scripting
Hi all
I want to do a simple substitution in awk but I am getting unexpected output. My function accepts a time and then prints out a validation message if the time is valid. However some times may include a : and i want to strip this out if it exists before i get to the validation. I have shown... (4 Replies)
Discussion started by: pxy2d1
4 Replies
9. Shell Programming and Scripting
Hello,
I have a variable that displays the following results from a JVM....
1602100K->1578435K
I would like to collect the value of 1578435 which is the value after a garbage collection. I've tried the following command but it looks like I can't get the > to work. Any suggestions as... (4 Replies)
Discussion started by: npolite
4 Replies
10. Shell Programming and Scripting
Hello
I have problem with reg-expr and function gsub();
File that I want to preprocess look like this:
int table ;
printf(" variable : ", variable) ;
Using nawk I try something like this:
for ( .... )
{
line = $0
reg_expr = "\.\=]*" "" variable "" "\.\=]*" ;
gsub( reg_expr... (1 Reply)
Discussion started by: scotty_123
1 Replies