Sponsored Content
Full Discussion: sort | uniq question
Top Forums Shell Programming and Scripting sort | uniq question Post 302493437 by Scrutinizer on Wednesday 2nd of February 2011 06:07:58 PM
Old 02-02-2011
Have a look at stable sort. For example in GNU sort this is the -s option:
Code:
$ sort -us -k1,1n infile
1234 8888 bbb
2745 8888 bbb
3977 8888 aaa
4838 8888 aaa
9489 8888 bbb

 

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

sort/uniq

I have a file: Fred Fred Fred Jim Fred Jim Jim If sort is executed on the listed file, shouldn't the output be?: Fred Fred Fred Fred Jim Jim Jim (3 Replies)
Discussion started by: jimmyflip
3 Replies

2. UNIX for Dummies Questions & Answers

Help with Last,uniq, sort and cut

Using the last, uniq, sort and cut commands, determine how many times the different users have logged in. I know how to use the last command and cut command... i came up with last | cut -f1 -d" " | uniq i dont know if this is right, can someone please help me... thanks (1 Reply)
Discussion started by: jay1228
1 Replies

3. Shell Programming and Scripting

sort and uniq in perl

Does anyone have a quick and dirty way of performing a sort and uniq in perl? How an array with data like: this is bkupArr BOLADVICE_VN this is bkupArr MLT6800PROD2A this is bkupArr MLT6800PROD2A this is bkupArr BOLADVICE_VN_7YR this is bkupArr MLT6800PROD2A I want to sort it... (4 Replies)
Discussion started by: reggiej
4 Replies

4. Shell Programming and Scripting

Sort, Uniq, Duplicates

Input File is : ------------- 25060008,0040,03, 25136437,0030,03, 25069457,0040,02, 80303438,0014,03,1st 80321837,0009,03,1st 80321977,0009,03,1st 80341345,0007,03,1st 84176527,0047,03,1st 84176527,0047,03, 20000735,0018,03,1st 25060008,0040,03, I am using the following in the script... (5 Replies)
Discussion started by: Amruta Pitkar
5 Replies

5. Shell Programming and Scripting

Help with Uniq and sort

The key is first field i want only uniq record for the first field in file. I want the output as or output as Appreciate help on this (4 Replies)
Discussion started by: pinnacle
4 Replies

6. Shell Programming and Scripting

Sort and uniq after comparision

Hi All, I have a text file with the format shown below. Some of the records are duplicated with the only exception being date (Field 15). I want to compare all duplicate records using subscriber number (field 7) and keep only those records with greater date. ... (1 Reply)
Discussion started by: nua7
1 Replies

7. Shell Programming and Scripting

Sort field and uniq

I have a flatfile A.txt 2012/12/04 14:06:07 |trees|Boards 2, 3|denver|mekong|mekong12 2012/12/04 17:07:22 |trees|Boards 2, 3|denver|mekong|mekong12 2012/12/04 17:13:27 |trees|Boards 2, 3|denver|mekong|mekong12 2012/12/04 14:07:39 |rain|Boards 1|tampa|merced|merced11 How do i sort and get... (3 Replies)
Discussion started by: sabercats
3 Replies

8. Shell Programming and Scripting

Sort uniq or awk

Hi again, I have files with the following contents datetime,ip1,port1,ip2,port2,number How would I find out how many times ip1 field shows up a particular file? Then how would I find out how many time ip1 and port 2 shows up? Please mind the file may contain 100k lines. (8 Replies)
Discussion started by: LDHB2012
8 Replies

9. Shell Programming and Scripting

Uniq or sort -u or similar only between { }

Hi ! I am trying to remove doubbled entrys in a textfile only between delimiters. Like that example but i dont know how to do that with sort or similar. input: { aaa aaa } { aaa aaa } output: { aaa } { (8 Replies)
Discussion started by: fugitivus
8 Replies

10. UNIX for Dummies Questions & Answers

Uniq and sort -u

Hello all, Need to pick your brains, I have a 10Gb file where each row is a name, I am expecting about 50 names in total. So there are a lot of repetitions in clusters. So I want to do a sort -u file Will it be considerably faster or slower to use a uniq before piping it to sort... (3 Replies)
Discussion started by: senhia83
3 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 05:35 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy