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674Re: [json] json object from cookie

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  • mark
    Jan 16, 2007
      It definitely is a string, cos, when I try to access the list element [0], i
      just a character.
      mark
      On 1/16/07, Mark Ireland <markincuba@...> wrote:
      >
      >
      > Could it be that the typeof() function just isnt that clever?
      >
      > '{' means - could be an object?
      >
      > anything else ie '[' that is definitely not an array - could be a string?
      >
      > >From: mark <rkmr.em@... <rkmr.em%40gmail.com>>
      > >Reply-To: json@yahoogroups.com <json%40yahoogroups.com>
      > >To: json@yahoogroups.com <json%40yahoogroups.com>
      > >Subject: Re: [json] json object from cookie
      > >Date: Tue, 16 Jan 2007 17:18:28 -0800
      > >
      > >it is a basically a list with 3 elements. first is an empty string. the
      > >next
      > >two are list with each 2 elements.
      > >this is what i got from mozilla firefox 2.0 show cookies option in
      > >prefernces:
      > >
      > >"[\"\", [\"baby-boy|baby-boy_v\", \"baby-girl|baby-girl_v\"],
      > >[\"lion|lion_v\", \"tiger|tiger_v\"]]"
      > >
      > >this is the cookie i set in python backend
      > > >>> import cjson
      > > >>> cjson.encode(["",['baby-boy|baby-boy_v',
      > >'baby-girl|baby-girl_v'],['lion|lion_v', 'tiger|tiger_v']])
      > >'["", ["baby-boy|baby-boy_v", "baby-girl|baby-girl_v"], ["lion|lion_v",
      > >"tiger|tiger_v"]]'
      > > >>>
      > >
      > >
      > >thanks
      > >mark
      > >
      > >
      > >On 1/16/07, Mark Ireland <markincuba@...<markincuba%40hotmail.com>>
      > wrote:
      > > >
      > > >
      > > > Can we see the string?
      > > >
      > > > >From: mark <rkmr.em@... <rkmr.em%40gmail.com> <
      > rkmr.em%40gmail.com>>
      > > > >Reply-To: json@yahoogroups.com <json%40yahoogroups.com><json%40yahoogroups.com>
      > > > >To: json@yahoogroups.com <json%40yahoogroups.com><json%40yahoogroups.com>
      > > > >Subject: Re: [json] json object from cookie
      > > > >Date: Mon, 15 Jan 2007 21:37:34 -0800
      > > > >
      > > > >i did :
      > > > >alert(typeof(json_text_string))
      > > > >
      > > > >
      > > > >i got string as the type.
      > > > >and after i did an eval again i did this again for which i got the
      > type
      > > > as
      > > > >"object".
      > > > >mark
      > > > >On 1/15/07, Mark Ireland
      > ><markincuba@... <markincuba%40hotmail.com>
      > <markincuba%40hotmail.com>>
      > > > wrote:
      > > > > >
      > > > > >
      > > > > > What test do you do to show that your string is not a JSON object?
      > > > > >
      > > > > > >From: mark <rkmr.em@... <rkmr.em%40gmail.com> <
      > rkmr.em%40gmail.com> <
      > > > rkmr.em%40gmail.com>>
      > > > > > >Reply-To: json@yahoogroups.com <json%40yahoogroups.com>
      > ><json%40yahoogroups.com><json%40yahoogroups.com>
      > > > > > >To: json@yahoogroups.com <json%40yahoogroups.com>
      > ><json%40yahoogroups.com><json%40yahoogroups.com>
      >
      > > > > > >Subject: [json] json object from cookie
      > > > > > >Date: Mon, 15 Jan 2007 17:00:31 -0800
      > > > > > >
      > > > > > >I am trying to get JSON object from a JSON string in a cookie.
      > When
      > >I
      > > > > > >convert the string read from cookie, i still get a string and not
      > a
      > > > >JSON
      > > > > > >object. So i did an eval on the string again and I get the JSON
      > > > object
      > > > > > >fine.
      > > > > > >is this the right way to do this?
      > > > > > >what am i doing wrong?
      > > > > > >
      > > > > > >thanks
      > > > > > >mark
      > > > > > >
      > > > > > >
      > > > > > >here is what i do:
      > > > > > >var json_text=getcookie('sub_options');
      > > > > > >var json_text_string = eval('(' + json_text + ')');
      > > > > > >var options_list= eval('(' + json_text_string + ')');
      > > > > > >
      > > > > > >//to get cookie
      > > > > > >function getcookie(cookiename) {
      > > > > > >var cookiestring=""+document.cookie;
      > > > > > >var index1=cookiestring.indexOf(cookiename);
      > > > > > >if (index1==-1 || cookiename=="") return "";
      > > > > > >var index2=cookiestring.indexOf(';',index1);
      > > > > > >if (index2==-1) index2=cookiestring.length;
      > > > > > >return unescape(cookiestring.substring
      > > > > > (index1+cookiename.length+1,index2));
      > > > > > >}
      > > > > > >
      > > > > > >
      > > > > > >[Non-text portions of this message have been removed]
      > > > > > >
      > > > > >
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      > > > > >
      > > > > >
      > > > > >
      > > > >
      > > > >
      > > > >[Non-text portions of this message have been removed]
      > > > >
      > > >
      > > > __________________________________________________________
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      > > >
      > > >
      > > >
      > >
      > >
      > >[Non-text portions of this message have been removed]
      > >
      >
      > __________________________________________________________
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      >
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      >


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