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Top Forums Shell Programming and Scripting Joining three files with uniq no. Post 302734871 by lathigara on Friday 23rd of November 2012 02:59:07 AM
Old 11-23-2012
i am geting some error while using below command
Code:
awk -F '|'  'FILENAME=="File1"  {arr[$1]=$0;next }
                FILENAME=="File2" ||
                     FILENAME=="File3"   {arr$[1]=arr[$1} $substr($0, index($0, "|") ) }                
                END{for(i in arr){ print arr[i] }  '   File1 File2  File3

i am using
Code:
cat f1.txt f2.txt f3.txt > newfile
awk 'BEGIN{OFS=FS="|"}
{
  org=$1
  $1=""
  a[org]=a[org]""$0  
} 
END {
 for (i in a) print i,a[i]
}' newfile

but now problem is each file contains 300000 record so above command is not working properly...
can anyone help me?

Last edited by Franklin52; 11-23-2012 at 04:10 AM.. Reason: Please use code tags for data and code samples
 

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CURRENT(3)								 1								CURRENT(3)

current - Return the current element in an array

SYNOPSIS
mixed current (array &$array) DESCRIPTION
Every array has an internal pointer to its "current" element, which is initialized to the first element inserted into the array. PARAMETERS
o $array - The array. RETURN VALUES
The current(3) function simply returns the value of the array element that's currently being pointed to by the internal pointer. It does not move the pointer in any way. If the internal pointer points beyond the end of the elements list or the array is empty, current(3) returns FALSE. Warning This function may return Boolean FALSE, but may also return a non-Boolean value which evaluates to FALSE. Please read the section on Booleans for more information. Use the === operator for testing the return value of this function. EXAMPLES
Example #1 Example use of current(3) and friends <?php $transport = array('foot', 'bike', 'car', 'plane'); $mode = current($transport); // $mode = 'foot'; $mode = next($transport); // $mode = 'bike'; $mode = current($transport); // $mode = 'bike'; $mode = prev($transport); // $mode = 'foot'; $mode = end($transport); // $mode = 'plane'; $mode = current($transport); // $mode = 'plane'; $arr = array(); var_dump(current($arr)); // bool(false) $arr = array(array()); var_dump(current($arr)); // array(0) { } ?> NOTES
Note You won't be able to distinguish the end of an array from a boolean FALSE element. To properly traverse an array which may contain FALSE elements, see the each(3) function. SEE ALSO
end(3), key(3), each(3), prev(3), reset(3), next(3). PHP Documentation Group CURRENT(3)
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