Sponsored Content
Full Discussion: nawk array help
Top Forums UNIX for Dummies Questions & Answers nawk array help Post 302185819 by Ygor on Wednesday 16th of April 2008 02:30:15 AM
Old 04-16-2008
Try...
Code:
awk -F '|' '!a[$1]++' file1

 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

how to access values of awk/nawk variables outside the awk/nawk block?

i'm new to shell scripting and have a problem please help me in the script i have a nawk block which has a variable count nawk{ . . . count=count+1 print count } now i want to access the value of the count variable outside the awk block,like.. s=`expr count / m` (m is... (5 Replies)
Discussion started by: saniya
5 Replies

2. Programming

Creating an array to hold posix thread ids: Only dynamic array works

I am facing a strange error while creating posix threads: Given below are two snippets of code, the first one works whereas the second one gives a garbage value in the output. Snippet 1 This works: -------------- int *threadids; threadids = (int *) malloc (num_threads * sizeof(int)); ... (4 Replies)
Discussion started by: kmehta
4 Replies

3. Shell Programming and Scripting

PHP: Search Multi-Dimensional(nested) array and export values of currenly worked on array.

Hi All, I'm writing a nagios check that will see if our ldap servers are in sync... I got the status data into a nested array, I would like to search key of each array and if "OK" is NOT present, echo other key=>values in the current array to a variable so...eg...let take the single array... (1 Reply)
Discussion started by: zeekblack
1 Replies

4. Shell Programming and Scripting

NAWK array to store lines from huge file

Hi, I would like to clarify about the NAWK array to store multiple lines from huge file. The file is having an unique REF.NO, I wants to store the lines (it may be 100+ lines) till I found the new REF.NO. How can I apply NAWK - arrays for the above? Rgds, sharif. (1 Reply)
Discussion started by: sharif
1 Replies

5. Shell Programming and Scripting

Multiple array problem in NAWK

I HAD these 2 files: file1 pictures.txt 5 ref2313 4 ref2345 3 ref5432 2 ref4244 1 dance.txt 6 ref2342 5 ref2352 4 ref0695 3 ref5738 2 ref4948 1 treehouse.txt 6 ref8573 5 ref3284 4 ref5838 3 ref4738 2 ref4573 1 file2 pictures.txt 1 3 dance.txt 2 4 treehouse.txt 3 5 what I... (1 Reply)
Discussion started by: linuxkid
1 Replies

6. Shell Programming and Scripting

Nesting - two nawk into one nawk

hi people; this is my two awk code: nawk '/cell+-/{r=(NF==8) ? $4FS$5FS$6 : NF==7 ? $4FS$5 : $4 ;c=split(r,rr);for (i=1;i<=c;i++){if(rr != "111111"){printf($3" %d ""\n",(i+3))}}printf("")}' /home/gc_sw/str.txt > /home/gc_sw/predwn.txt nawk -F'*' '{gsub(/ *$/,"")}$0=$1$($NF-2)'... (2 Replies)
Discussion started by: gc_sw
2 Replies

7. Shell Programming and Scripting

PERL : Read an array and write to another array with intial string pattern checks

I have an array and two variables as below, I need to check if $datevar is present in $filename. If so, i need to replace $filename with the values in the array. I need the output inside an ARRAY How can this be done. Any help will be appreciated. Thanks in advance. (2 Replies)
Discussion started by: irudayaraj
2 Replies

8. Shell Programming and Scripting

Bash 3.2 - Array / Regex - IF 3rd member in array ends in 5 digits then do somthing...

Trying to do some control flow parsing based on the index postion of an array member. Here is the pseudo code I am trying to write in (preferably in pure bash) where possible. I am thinking regex with do the trick, but need a little help. pesudo code if == ENDSINFIVEINTS ]]; then do... (4 Replies)
Discussion started by: briandanielz
4 Replies

9. Shell Programming and Scripting

Nawk Problem - nawk out of space in tostring on

Hi.. i am running nawk scripts on solaris system to get records of file1 not in file2 and find duplicate records in a while with the following scripts -compare nawk 'NR==FNR{a++;next;} !a {print"line"FNR $0}' file1 file2duplicate - nawk '{a++}END{for(i in a){if(a-1)print i,a}}' file1in the middle... (12 Replies)
Discussion started by: Abhiraj Singh
12 Replies

10. Shell Programming and Scripting

Bash arrays: rebin/interpolate smaller array to large array

hello, i need a bit of help on how to do this effectively in bash without a lot of extra looping or massive switch/case i have a long array of M elements and a short array of N elements, so M > N always. M is not a multiple of N. for case 1, I want to stretch N to fit M arrayHuge H = (... (2 Replies)
Discussion started by: f77hack
2 Replies
SPLFILEOBJECT.FPUTCSV(3)						 1						  SPLFILEOBJECT.FPUTCSV(3)

SplFileObject::fputcsv - Write a field array as a CSV line

SYNOPSIS
public int SplFileObject::fputcsv (array $fields, [string $delimiter = ","], [string $enclosure = '"'], [string $escape = " DESCRIPTION
Writes the $fields array to the file as a CSV line. PARAMETERS
o $fields - An array of values. o $delimiter - The optional $delimiter parameter sets the field delimiter (one character only). o $enclosure - The optional $enclosure parameter sets the field enclosure (one character only). o $escape - The optional $escape parameter sets the escape character (one character only). RETURN VALUES
Returns the length of the written string or FALSE on failure. Returns FALSE, and does not write the CSV line to the file, if the $delimiter or $enclosure parameter is not a single character. ERRORS
/EXCEPTIONS An E_WARNING level error is issued if the $delimiter or $enclosure parameter is not a single character. CHANGELOG
+--------------+-------------------------------+ | Version | | | | | | | Description | | | | +--------------+-------------------------------+ |5.5.21, 5.6.5 | | | | | | | Added the $escape parameter. | | | | +--------------+-------------------------------+ EXAMPLES
Example #1 SplFileObject::fputcsv example <?php $list = array ( array('aaa', 'bbb', 'ccc', 'dddd'), array('123', '456', '789'), array('"aaa"', '"bbb"') ); $file = new SplFileObject('file.csv', 'w'); foreach ($list as $fields) { $file->fputcsv($fields); } ?> The above example will write the following to file.csv: aaa,bbb,ccc,dddd 123,456,789 """aaa""","""bbb""" SEE ALSO
fputcsv(3), SplFileObject::fgetcsv. PHP Documentation Group SPLFILEOBJECT.FPUTCSV(3)
All times are GMT -4. The time now is 08:37 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy