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Full Discussion: Add a column to a file
Top Forums UNIX for Dummies Questions & Answers Add a column to a file Post 302940868 by bobo on Thursday 9th of April 2015 02:04:42 PM
Old 04-09-2015
Add a column to a file

Hi,
I have this data file that contains:
Code:
1	A
2	B
3	C
4	D
5	E
6	F
7	G
8	H
9	I

I want the results to be:
Code:
1	A	A
2	B	A
3	C	A
4	D	A
5	E	A
6	F	A
7	G	A
8	H	A
9	I	A
1	A	B
2	B	B
3	C	B
4	D	B
5	E	B
6	F	B
7	G	B
8	H	B
9	I	B
1	A	C
2	B	C
3	C	C
4	D	C
5	E	C
6	F	C
7	G	C
8	H	C
9	I	C
and on and on to line 9....

Many thanks!
Moderator's Comments:
Mod Comment Without CODE tags, readers can't tell that your data uses tabs instead of spaces as field delimiters.

Please format your posts as required by forum rules and stop depending on forum moderators to clean up all of your posts.

Last edited by Don Cragun; 04-09-2015 at 03:13 PM.. Reason: Add CODE tags, again.
 

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PG_FETCH_ALL_COLUMNS(3) 												   PG_FETCH_ALL_COLUMNS(3)

pg_fetch_all_columns - Fetches all rows in a particular result column as an array

SYNOPSIS
array pg_fetch_all_columns (resource $result, [int $column]) DESCRIPTION
pg_fetch_all_columns(3) returns an array that contains all rows (records) in a particular column of the result resource. Note This function sets NULL fields to the PHP NULL value. PARAMETERS
o $result - PostgreSQL query result resource, returned by pg_query(3), pg_query_params(3) or pg_execute(3) (among others). o $column - Column number, zero-based, to be retrieved from the result resource. Defaults to the first column if not specified. RETURN VALUES
An array with all values in the result column. FALSE is returned if $column is larger than the number of columns in the result, or on any other error. EXAMPLES
Example #1 pg_fetch_all_columns(3) example <?php $conn = pg_pconnect("dbname=publisher"); if (!$conn) { echo "An error occurred. "; exit; } $result = pg_query($conn, "SELECT title, name, address FROM authors"); if (!$result) { echo "An error occurred. "; exit; } // Get an array of all author names $arr = pg_fetch_all_columns($result, 1); var_dump($arr); ?> SEE ALSO
pg_fetch_all(3). PHP Documentation Group PG_FETCH_ALL_COLUMNS(3)
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