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t = db.update_arraymatch3;
t.drop();
o = { _id : 1 ,
title : "ABC",
comments : [ { "by" : "joe", "votes" : 3 },
{ "by" : "jane", "votes" : 7 }
]
};
t.save( o );
assert.eq( o , t.findOne() , "A1" );
t.update( {'comments.by':'joe'}, {$inc:{'comments.$.votes':1}}, false, true );
o.comments[0].votes++;
assert.eq( o , t.findOne() , "A2" );
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