asp.net mvc 4 - itextsharp advance pdf generation by configuration xml -


i generating pdf using itextsharp.i got many sample code in google how can configure pdf setting required generate pdf like

var doc = new document(pagesize.a5);

var doc = new document(new rectangle(100f, 300f));

these setting wanted set config xml file , read xml , generate pdf on fly. professional sample example code available?plz help..


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