awk script for getting the selected records from a file.

Thread Tools Search this Thread
Top Forums Shell Programming and Scripting awk script for getting the selected records from a file.
# 1  
Old 10-24-2011
awk script for getting the selected records from a file.


I have attached one file named file.txt .
I have to create a file using the awk script with the records in which 38th position is P and not V .

it should have

and it should not include

# 2  
Old 10-24-2011
$ perl -ne 'print if m/^.{37}P/' infile
00501  HOLTSVILLE                  NYP00501
00544  HOLTSVILLE                  NYP00544
00601  ADJUNTAS                    PRP00601

# 3  
Old 10-24-2011
awk 'substr($0,38,1)=="P"' file

# 4  
Old 10-25-2011
Thanks, its working..
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

How to get the Invalid records from a file using awk?

My Input file is fixed length record ends with . as end of the line and the character length is 4156 Example: 12234XYZ TY^4253$+00000-00000........... I need to check is there any control characters(like ^M,^Z) The line will be splitted awk '{id=substr($0,1,5) nm=substr($0,6,3)... (2 Replies)
Discussion started by: dineshaila
2 Replies

2. Shell Programming and Scripting

AWK script - extracting min and max values from selected lines

Hi guys! I'm new to scripting and I need to write a script in awk. Here is example of file on which I'm working ATOM 4688 HG1 PRO A 322 18.080 59.680 137.020 1.00 0.00 ATOM 4689 HG2 PRO A 322 18.850 61.220 137.010 1.00 0.00 ATOM 4690 CD ... (18 Replies)
Discussion started by: grincz
18 Replies

3. Linux

Need awk script for removing duplicate records

I have log file having Traffic line 2011-05-21 15:11:50.356599 TCP (6), length: 52) > 2011-05-21 15:11:50.652739 TCP (6), length: 52) > 2011-05-21 15:11:50.652558 TCP (6), length: 89) >... (1 Reply)
Discussion started by: Rastamed
1 Replies

4. Shell Programming and Scripting

copying selected records from two columns to another file

Hey guys I have got a tab-separated file and I want to copy only selected records from two columns at a time satisfying specified condition, and create a new file. My tab separated file is like this ID score ID score ID Score ID score ID score 1_11 0.80 2_23 0.74 2.36 0.78 2_34 0.75 A_34... (9 Replies)
Discussion started by: jacks
9 Replies

5. Shell Programming and Scripting

trying to print selected fields of selected lines by AWK

I am trying to print 1st, 2nd, 13th and 14th fields of a file of line numbers from 29 to 10029. I dont know how to put this in one code. Currently I am removing the selected lines by awk 'NR==29,NR==10029' File1 > File2 and then doing awk '{print $1, $2, $13, $14}' File2 > File3 Can... (3 Replies)
Discussion started by: ananyob
3 Replies

6. Shell Programming and Scripting

Dropping Records for unknown reason in awk script

Hi, I have written the following it is pretty sloppy but I don't see any reason why I should be losing 54 records from a 3.5 million line file after using it. What I am doing: I have a 3.5 million record file with about 80,000 records need a correction. They are missing the last data from... (8 Replies)
Discussion started by: mkastin
8 Replies

7. Shell Programming and Scripting

Sum value from selected lines script (awk,perl)

Hello. I face this (2 side) problem. Some lines with this structure. ........... 12345678 4 12345989 13 12346356 205 12346644 74 12346819 22 ......... The first field (timestamp) is growing (or at least equal). 1)Sum the second fields if the first_field/500 are... (8 Replies)
Discussion started by: paolfili
8 Replies

8. Shell Programming and Scripting

shell script(Preferably awk or sed) to print selected number of columns from each row

Hi Experts, The question may look very silly by seeing the title, but please have a look at it clearly. I have a text file where the first 5 columns in each row were supposed to be attributes of a sample(like sample name, number, status etc) and the next 25 columns are parameters on which... (3 Replies)
Discussion started by: ks_reddy
3 Replies

9. Linux

Need awk script for removing duplicate records

I have huge txt file having millions of trade data. For e.g Trade.txt (first 8 lines in the file is header info) COB_DATE,TRADE_ID,SOURCE_SYSTEM_TRADE_ID,TRADE_GROUP_ID, TRADE_TYPE,DEALER_NAME,EXTERNAL_COUNTERPARTY_ID, EXTERNAL_COUNTERPARTY_NAME,DB_COUNTERPARTY_ID,... (6 Replies)
Discussion started by: nmumbarkar
6 Replies

10. Shell Programming and Scripting

awk script required for finding records in 1 file with corresponding another file.

Hi, I have a .txt file (uniqfields.txt) with 3 fields separated by " | " (pipe symbol). This file contains unique values with respect to all these 3 fields taken together. There are about 40,000 SORTED records (rows) in this file. Sample records are given below. 1TVAO|OVEPT|VO... (2 Replies)
Discussion started by: RRVARMA
2 Replies
Login or Register to Ask a Question

Featured Tech Videos