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From: Apache Wiki <wikidiffs@apache.org>
To: Apache Wiki <wikidiffs@apache.org>
Date: Thu, 14 Oct 2010 12:27:13 -0000
Message-ID: <20101014122713.78772.3622@eosnew.apache.org>
Subject: 
 =?utf-8?q?=5BCouchdb_Wiki=5D_Update_of_=22View=5FSnippets=22_by_DougReede?=
 =?utf-8?q?r?=

Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Couchdb Wiki" for c=
hange notification.

The "View_Snippets" page has been changed by DougReeder.
The comment on this change is: improved JavaScript.
http://wiki.apache.org/couchdb/View_Snippets?action=3Ddiff&rev1=3D38&rev2=
=3D39

--------------------------------------------------

  }
  }}}
  =

- However, if you have more than just a few fields that need to be tested f=
or abcense you can use another approach instead of creating a view for each=
 negation:
+ However, if you have more than just a few fields that need to be tested f=
or absense you can use another approach instead of creating a view for each=
 negation:
  =

  {{{#!highlight javascript
  function (doc) {
@@ -694, +694 @@

    for (idx in fields)
    {
      // Does the current field exists?
-     if (typeof eval("doc." + fields[idx]) =3D=3D=3D void 0)
+     if (!doc.hasOwnProperty(fields[idx]))
      {
        // It doesn't, emit the field name as key
        emit(fields[idx], null);