Downloads: fastJSON - CodeProject

1.1 
- 26% performance boost on dataset

1.2
- culture info 
- system.dbnull -> null
- skips readonly properties

1.3
- removed unused code 786 lines now
- property comma fix

1.4
- ~3% speed boost to serializer
- 50% speed boost to deserializer
- 46% speed boost to dataset serializer
- 26% speed boost to dataset deserializer

1.5
- 53% speed boost deserializer without dataset
- 21% speed boost deserializer with dataset
- Enum parse fix

1.6 
- guid 2x faster
- dataset 40% smaller
- dataset deserialize 35% faster
- dataset serialize 11% faster
- single dimension valuetype arrays supported 

1.7 
- bug fix dictionary deserialize
- special case List<object[]> 
- int, long parse 4x faster
- unicode string optimize
- changetype optimize
- dictionary optimize
- deserialize embeded class e.g. Sales.Customer
- safedictionary check before add
- handles object ReturnEntity = new object[] { object1, object2 }
- handles object ReturnEntity = Guid, Dataset, valuetype

1.7.5
- serialize without extensions
- added overloaded methods
- deserialize without extensions

1.7.6
- xmlignore on properties handled
- date output fix -> 0000 format
- special case optimized dictionary<string,string> output {"prop":"value",...} insteadof [{"k":"prop","v":"value"},...]
- override serialize nulls to output

1.7.7
- datatable support 
- indented output
- bug fix 

1.8
- SilverLight4 support merged into source
- RegisterCustomType() for custom serializer

1.9
- added support for public field serialize and deserialize

1.9.1
- fixed SerializeNullValues = false bug 

1.9.2
- fixed to fullname instaed of name when searching for types in property cache (namespace1.myclass , namespace2.myclass are now different)

1.9.3
- UTC datetime handling via UseUTCDateTime = true property 
- added support for enum as key in dictionary

1.9.4
- ShowReadOnlyProperties added for exporting readonly properties (default = false)
- if datetime value ends in "Z" then automatic UTC time calculated 
- if using UTC datetime the output end in a "Z" (standards compliant) 

1.9.5
- bug fix datatable schema serialize & deserialize

1.9.6
- added a $types extension for global type definitions which reduce the size of the output json
- added UsingGlobalTypes config for controling the above (default = true)
- bug fix datatable commas between arrays and table definitions (less lint complaining)
- string key dictionaries are serialized optimally now (not K V format)

1.9.6.1
- bug fix SilverLight version to support GlobalTypes 

1.9.7 
- removed indent logic from serializer
- added Beautify(json) method to JSON
- added locks on SafeDictionary
- added FillObject(obj,json) for filling an existing object

1.9.8
- added DeepCopy(obj) and DeepCopy<T>(obj)
- refactored code to JSONParameters and removed the JSON overloads
- added support to serialize anonymous types (deserialize is not possible at the moment)
- bug fix $types output with non object root

1.9.8.1
- spelling mistake on JSONParameters
- bug fix Parameter initialization

1.9.9
- bug fix char and string ToString
- refactored reflection code into Reflection class
- added support for top level struct object serialize/deserialize

1.9.9.1
- bug fix reflection code 

2.0.0
- added unit tests 
- deserialize root level arrays (int[] etc.)
- deserialize root level value types (int,long,decimal,string)
- deserialize ToObject< Dictionary<T,V> >  
- deserialize ToObject< List<T> >
- * breaking change in Parse , numbers are returned as decimals and longs not strings

2.0.1
- bug fix preserve internal objects when FillObject called
- changed ArrayList to List<object> and consolidated silverlight code
- added more tests
- speed increase when using global types ($types)

2.0.2
- bug fix $types and arrays

2.0.3
- readonly property checking on deserialize (thanks to Slava Pocheptsov)
- bug fix deserialize nested types with unit test (thanks to Slava Pocheptsov)
- fix the silverlight4 project build (silverlight5 is not supported)

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About the Author

Mehdi Gholam

Architect

United Kingdom

Member

Mehdi first started programming when he was 8 on BBC+128k machine in 6512 processor language, after various hardware and software changes he eventually came across .net and c# which he has been using since v1.0.
He is formally educated as a system analyst Industrial engineer, but his programming passion continues.

* Mehdi is the 5th person to get 6 out of 7 Platinums on CodeProject (13th Jan'12)

Smallest, fastest polymorphic JSON serializer (with Silverlight4 and MonoDroid support)

Type	Article
Licence	CPOL
First Posted	19 Feb 2011
Views	1,558,155
Downloads	25,780
Bookmarked	462 times

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