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Full Discussion: Json field grap via shell script/awk
Top Forums UNIX for Beginners Questions & Answers Json field grap via shell script/awk Post 302992298 by SkySmart on Thursday 23rd of February 2017 02:58:26 PM
Old 02-23-2017
can i do something like this:

Code:
while IFS=\" read x key x val x; do
   [ -n "$key" ] && read "$key" <<< "$val"
done <<< "${IpInfo}"

the json information wont always be in a file. matter of fact, it's expected to be in a variable.


the above modification gives the following errors:

Code:
Syntax error: redirection unexpected

 

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LEARN ABOUT DEBIAN

grib_get

GRIB_GET(1)							   User Commands						       GRIB_GET(1)

NAME

       grib_get - Get values of some keys from a grib file.

DESCRIPTION

       Get  values  of some keys from a grib file.  It is similar to grib_ls, but fails returning an error code when an error occurs (e.g. key not
       found).

USAGE

       grib_get [options] grib_file grib_file ...

OPTIONS

       -f   Force. Force the execution not to fail on error.

       -p key[:{s/d/l}],key[:{s/d/l}],...
	      Declaration of keys to print.  For each key a string (key:s) or a double (key:d) or a long (key:l) type can  be  requested.  Default
	      type is string.

       -P key[:{s/d/l}],key[:{s/d/l}],...
	      As -p adding the declared keys to the default list.

       -w key[:{s/d/l}]{=/!=}value,key[:{s/d/l}]{=/!=}value,...
	      Where  clause.   Grib  messages  are  processed  only  if  they  match all the key/value constraints.  A valid constraint is of type
	      key=value or key!=value.	For each key a string (key:s) or a double (key:d) or a long (key:l) type can be specified. Default type is
	      string.

       -V   Version.

       -W width
	      Minimum width of each column in output. Default is 10.

       -M   Multi-grib support off. Turn off support for multiple fields in single grib message

       -G   GRIBEX compatibility mode.

       -7   Does not fail when the message has wrong length

AUTHOR

       This manpage has been autogenerated by Enrico Zini <enrico@debian.org>from the command line help of grib_get.

grib_get							    April 2009							       GRIB_GET(1)
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