Sum up a decimal column in a tab separated text file and error handling Post: 302398021

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Top Forums UNIX for Dummies Questions & Answers Sum up a decimal column in a tab separated text file and error handling Post 302398021 by pssandeep on Tuesday 23rd of February 2010 05:13:39 PM

02-23-2010

Registered User

Hi,

Its a sample code and haven't developed compeltely.
Looking for standard error code normally used as per the UNIX standards

---------- Post updated at 04:30 PM ---------- Previous update was at 04:29 PM ----------

Hi Eagle,

When i add ur code by repalcing the file nam, it running forever..

thanks for your reply. Could you provide me some more inputs on this?

Regards,
Sandeep

---------- Post updated at 05:13 PM ---------- Previous update was at 04:30 PM ----------

Hi,

Code:

Sum= `eval "echo $(awk '{a+=$4}END{printf "%012.2f\n",a}' BO_Report_DAY4.txt)"`
echo $Sum

when i used above mentione dcode, it displaying following error.

Could you let me know what i didi wrong.

Code:

+ awk {a+=}END{printf "%012.2f\n",a} BO_Report_DAY4.txt
 Syntax Error The source line is 1.
 The error context is
                 >>> {a+=} <<<
 awk: 0602-502 The statement cannot be correctly parsed. The source line is 1.
+ eval echo
+ echo
+ Sum=

Thanks
Sandeep

Last edited by Scott; 02-23-2010 at 06:19 PM.. Reason: Code tags please...

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split

SPLIT(1)								FSF								  SPLIT(1)

NAME

       split - split a file into pieces

SYNOPSIS

       split [OPTION] [INPUT [PREFIX]]

DESCRIPTION

       Output  fixed-size  pieces  of  INPUT  to PREFIXaa, PREFIXab, ...; default PREFIX is `x'.  With no INPUT, or when INPUT is -, read standard
       input.

       Mandatory arguments to long options are mandatory for short options too.

       -a, --suffix-length=N
	      use suffixes of length N (default 2)

       -b, --bytes=SIZE
	      put SIZE bytes per output file

       -C, --line-bytes=SIZE
	      put at most SIZE bytes of lines per output file

       -l, --lines=NUMBER
	      put NUMBER lines per output file

       --verbose
	      print a diagnostic to standard error just before each output file is opened

       --help display this help and exit

       --version
	      output version information and exit

       SIZE may have a multiplier suffix: b for 512, k for 1K, m for 1 Meg.

AUTHOR

       Written by Torbjorn Granlund and Richard M. Stallman.

REPORTING BUGS

       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT

       Copyright (C) 2002 Free Software Foundation, Inc.
       This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
       LAR PURPOSE.

SEE ALSO

       The  full  documentation  for split is maintained as a Texinfo manual.  If the info and split programs are properly installed at your site,
       the command

	      info split

       should give you access to the complete manual.

split (coreutils) 4.5.3 					   February 2003							  SPLIT(1)