xtnulto(1)

NAME
xtnulto - replaced with the value specified

SYNOPSIS
xtnulto -f list of attributes -v value [-i input filename] [-o output filename] [-z] [-t]

DESCRIPTION
The null values of attributes specified by -f are replaced with the value specified by -v.

PARAMETERS

-f list of attributes
    a list of attributes

-v value
    the value with which a null value is replaced

-i input filename
    Specify the input filename for this command. If a suffix of the filename is '.gz', the command automatically unzip it beforehand. When this parameter is omitted, standard input (usulally keyboard) is regarded as input file.

-o output filename
    Specify the output filename for this command. If a suffix of the filename is '.gz', the command automatically zip the output data. When this parameter is omitted, standard output (usulally display) is regarded as output file.

OPTIONS

-z  compress the standard output by gz: When -o is omitted and this option is specified, the command output the result zipped.

-t  plain text: When this option is specified, the command treat the input and output data as plain text format.

EXAMPLE

 xtnulto -f quantity,amount -v NULL -i dat.xt -o rsl.xt

SEE ALSO
xtdelnul(1)

WEB PAGE
http://musashi.adm.osaka-sandai.ac.jp

BUG REPORT
musashi@adm.osaka-sandai.ac.jp

AUTHORS
Yukinobu Hamuro,Naoki Katoh,Katsutoshi Yada