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Top Forums Shell Programming and Scripting awk - problems by converting date-format Post 302882806 by IMPe on Thursday 9th of January 2014 08:14:59 AM
Old 01-09-2014
Quote:
Originally Posted by CarloM
"%2d/%02d/%02d,%s,%s,%s\n" is expecting 6 arguments, and you only have 4 (and 11 or 12 fields on the lines).

One way might be to use split rather than having multiple field separators:
Code:
awk '{split($1,d,"/"); $1=d[2]"/"d[1]"/"d[3]; print}' FS=OFS=, file

Hi CarloM,

Thanks a lot for your fast reply. Your "split-version" is working pretty good, but the the Year has still four numbers.
It is possible, to combine it with something like substr(d[3],3,2) ?
Code:
awk '{split($1,d,"/"); $1=d[2]"/"d[1]"/"(substr(d[3],3,2)); print}' FS=OFS=, file

only give me the formated date in MM/DD/YY.
I'm still try to become more familliar with awk and i suppose split will help me several times more in the future.

Thanks,
IMPe

Last edited by IMPe; 01-09-2014 at 09:44 AM..
 

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SPLIT(1)						      General Commands Manual							  SPLIT(1)

NAME
split - split a file into pieces SYNOPSIS
split [ option ... ] [ file ] DESCRIPTION
Split reads file (standard input by default) and writes it in pieces of 1000 lines per output file. The names of the output files are xaa, xab, and so on to xzz. The options are -n Split into n-line pieces. -e expression File divisions occur at each line that matches a regular expression; see regexp(6). Multiple -e options may appear. If a subex- pression of expression is contained in parentheses (...), the output file name is the portion of the line which matches the subex- pression. -f stem Use stem instead of x in output file names. -s suffix Append suffix to names identified under -e. -x Exclude the matched input line from the output file. -i Ignore case in option -e; force output file names (excluding the suffix) to lower case. SOURCE
/sys/src/cmd/split.c SEE ALSO
sed(1), awk(1) grep(1), regexp(6) SPLIT(1)
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