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Top Forums UNIX for Beginners Questions & Answers Add column and multiply its result to all elements of another column Post 303032059 by Sagar Singh on Sunday 10th of March 2019 02:26:44 PM
Old 03-10-2019
Add column and multiply its result to all elements of another column

Input file is as follows:
Code:
1    |   6
2   |   7
3   |  8
4  |   9
5   | 10

Output reuired (sum of the first column $1*$2)

Code:
1    |   6     |  90
2     | 7  |     105
3     | 8    |   120
4      |9      | 135
5     |10     | 150

Moderator's Comments:
Mod Comment Please enclose sample input, sample output, and code segments in CODE tags as required by forum rules.

Last edited by RavinderSingh13; 04-09-2019 at 10:45 AM.. Reason: Removed unnecessary caps from user's question.
 

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DB2_FIELD_NAME(3)							 1							 DB2_FIELD_NAME(3)

db2_field_name - Returns the name of the column in the result set

SYNOPSIS
string db2_field_name (resource $stmt, mixed $column) DESCRIPTION
Returns the name of the specified column in the result set. PARAMETERS
o $stmt - Specifies a statement resource containing a result set. o $column - Specifies the column in the result set. This can either be an integer representing the 0-indexed position of the column, or a string containing the name of the column. RETURN VALUES
Returns a string containing the name of the specified column. If the specified column does not exist in the result set, db2_field_name(3) returns FALSE. SEE ALSO
db2_field_display_size(3), db2_field_num(3), db2_field_precision(3), db2_field_scale(3), db2_field_type(3), db2_field_width(3). PHP Documentation Group DB2_FIELD_NAME(3)
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