Home > Cannot Convert > Javascriptserializer Cannot Convert Null To A Value Type

Javascriptserializer Cannot Convert Null To A Value Type

Contents

How to ignore property1242Catch multiple exceptions in one line (except block)1Dynamic JavaScriptSerializer0Parsing JSON data with javascriptserializer throws exception0JavaScriptSerializer RecursionLimitExceed Exception-2Cant deserialize with JavaScriptSerializer0using JavaScriptSerializer Hot Network Questions Should you change a Browse other questions tagged c# .net json serialization javascriptserializer or ask your own question. Copy Copy Version Information.NET FrameworkAvailable since 3.5See AlsoDeserialize OverloadJavaScriptSerializer ClassSystem.Web.Script.Serialization NamespaceReturn to top Show: Inherited Protected Print Export (0) Print Export (0) Share IN THIS ARTICLE Is this page helpful? Here is my JS code that I am calling:function bad(trans) { console.log('What we have here is a failure to communicate...');}function good(trans) { console.log(trans.responseJSON.d); // use firebug to output result new Ajax.Request('./Service.asmx/StructParamTest', click site

Help me maintain this site. Not the answer you're looking for? Hence the issue. Not the answer you're looking for? http://stackoverflow.com/questions/23173132/javascriptserializer-exception

Cannot Convert Null To A Value Type Json

asked 5 years ago viewed 16447 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Linked 8 Problem with deserializing JSON on datamember “__type” Related 2Error You will get back a dictionary object of type  Dictionary. A little bit more work up front, but it will pay off greatly in the end. Short of fixing what you're being sent, here's how you would deserialize: var jsonString = serializer.Deserialize(raw); return serializer.Deserialize(jsonString); share|improve this answer answered Oct 9 '12 at 3:03 Jacob 47.3k1494168

The dictionary returned in the example above contains one key, “glossary”. c= null; c=a+b Is This Answer Correct ? 1 Yes 0 No
Answer / jay string a = string.Empty; a = null; Is This Answer Correct ? 14 Yes 20 Found "lastCompletedBackup":null in the first one.... Json Deserialize Null Value So that is a quick-n-dirty on how to parse JSON strings using the JavaScriptSerializer class.

Let’s create a class to capture this JSON text all at once. C# Javascriptserializer Ignore Null Values Nonetheless, let’s dive in to parsing these objects (for the rest of the article, I will assume that you have some experience dealing with dictionary objects; if you need more information Both Nullable and bool? http://stackoverflow.com/questions/1387755/can-javascriptserializer-exclude-properties-with-null-default-values This API cannot be accessed and the content and any results may not be used, reproduced or transmitted in any manner without express written permission from Microsoft Corporation.\",\"resourceSets\":[{\"estimatedTotal\":1,\"resources\":[{\"__type\":\"Location:http:\\/\\/schemas.microsoft.com\\/search\\/local\\/ws\\/rest\\/v1\",\"bbox\":[33.177484847720336,35.531577579036423,33.235425613705445,35.623878963932327],\"name\":\"Qiryat Shemona, Israel\",\"point\":{\"type\":\"Point\",\"coordinates\":[33.206455230712891,35.577728271484375]},\"address\":{\"adminDistrict\":\"Northern\",\"countryRegion\":\"Israel\",\"formattedAddress\":\"Qiryat Shemona,

j = null; Is This Answer Correct ? 5 Yes 1 No
Answer / narayana Yes We can Assign A nullable int can store null. Type 'system.string' Is Not Supported For Deserialization Of An Array. Why usually is the word "halfway" used with "down" rather than "up"? This was possible with the introduction of Generics in 2.0 and the it would be something like this... Member 10 Points 48 Posts Re: Converting a custom class from JSON to .NET May 11, 2007 10:54 PM|dotnetCarpenter|LINK I feel foolish.

C# Javascriptserializer Ignore Null Values

But in ImageInfo struct, nsfw is defined as a boolean (it can't be null, only true or false) You have 2 possibilities. http://www.vbforums.com/showthread.php?772449-RESOLVED-Problem-deserialzing-JSON-data Thanks! Cannot Convert Null To A Value Type Json All rights reserved. Cannot Convert Null To A Value Type C# But with a little ingenuity, and good ole .NET we can create so much more!

What do I do? http://tcsmacs.net/cannot-convert/java-type-mismatch-cannot-convert-from-double-to-int.php JavaScriptSerializer ser = new JavaScriptSerializer(); Dictionary dict = ser.Deserialize>(input); At this point, we have a dictionary that we can parse. Skyrim: How to stop NPCs from picking up dropped items Can a president win the electoral college and lose the popular vote Why can issuing the same command create more output Why is (a % 256) different than (a & 0xFF)? Javascriptserializer Deserialize Returns Null

How? asked 4 years ago viewed 7663 times active 3 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 1386Deep cloning objects541Deserialize JSON into C# dynamic object?1Deserialize JSON Object c# .net json serialization javascriptserializer share|improve this question asked Sep 7 '09 at 6:00 frankadelic 6,9082385151 add a comment| 6 Answers 6 active oldest votes up vote 18 down vote FYI, navigate to this website Please prove me wrong[:P] Deserialization Reply dotnetCarpen...

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Cannot Convert Null To 'int' Because It Is A Non-nullable Value Type All times are GMT -5. What legal documents are Italian citizens supposed to carry when traveling to Ireland?

Why did Borden do that to his wife in The Prestige?

intNull = null; Is This Answer Correct ? 64 Yes 10 No
Answer / neelima string is a reference type..its not a value type.. Browse other questions tagged c# exception javascriptserializer or ask your own question. LocationResponse response = JsonConvert.DeserializeObject(json); share|improve this answer edited Nov 2 '11 at 21:50 answered Nov 2 '11 at 21:36 jdavies 9,63831927 Excellent! Datacontractjsonserializer More info about Nullable Types share|improve this answer edited Apr 19 '14 at 17:39 answered Apr 19 '14 at 17:34 Justin Iurman 13.1k31235 add a comment| Your Answer draft saved

How to deserialize Color object?0Deserializing a JSON object with JavaScriptSerializer0JavascriptSerializer Can't Deserialize object Hot Network Questions What happens when a wizard tries to cast a cone of cold through a wall Glad you asked. Not the answer you're looking for? my review here Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous?

If you know the structure of your JSON objects, you can create custom .NET objects that will receive the output of the Deserialize operation directly (“automagically”). Feb 28 '12 at 0:22 4 @JustinR. The real class is different in terms of variable names. These child objects are often dictionary objects themselves, or possibly, arrays of dictionary objects.

The line which the error occurs on is as follows Code: Dim BackupInfoObject As JSONBackupInfo = New JavaScriptSerializer().Deserialize(Of JSONBackupInfo)(strBackupInfo) I've verified the string strBackupInfo does contain the JSON data. Reply skankwilsoni... It's not conducive to the general learning of others.* * I also don't respond to friend requests. The correct JSON syntax is of course: data = {{"__type":"MontDor.Wizard","From":"\\/Date(1178920800000)\\/","To":"\\/Date(1178920800000)\\/","MultibleDays" :false,"LocationName":null,"LocationAddress":null,"LocationZipCode":null,"ContactName":null,"ContactPhone" :null,"ContactEmail":null,"ContactAtEventName":null,"ContactAtEventPhone":null,"LocationsINFOs":[{"EventInfoID" :8,"BookingInfoID":null,"Sequence":1,"Header":"Hvor på lokationen skal eventen afvikles?","InfoText" :""},{"EventInfoID":9,"BookingInfoID":null,"Sequence":2,"Header":"Hvor findes der et strømudtag til eventen ?","InfoText":""},{"EventInfoID":7,"BookingInfoID":null,"Sequence":3,"Header":"Hvor findes et rum til omklædning?","InfoText":""},{"EventInfoID":6,"BookingInfoID":null,"Sequence":4,"Header":"Hvor

The problem is, many of the public properties contain null or default values. I never thought of the type casting to string prior... The forgot to pass the name of the parameter, therefore I needed to simply wrap the MyStruct object I got into another object, with the key being the name of the So, if you want to see what’s included here, you can simply pass oValue back into our Parse function shown below.

up vote 27 down vote favorite 7 I'm using JavaScriptSerializer to serialize some entity objects. public class NewPerson { public int PersonID { get; set; } public string FirstName { get; set; } public string LastName { get; set; } public string Address { get; set; None 0 Points 2 Posts Re: Converting a custom class from JSON to .NET Aug 14, 2008 10:28 AM|skankwilsonite|LINK I feel foolish, I don't get what fixed it :-) I'm running How can I take a powerful plot item away from players without frustrating them?

Results 1 to 5 of 5 Thread: [RESOLVED] Problem deserialzing JSON data Tweet Thread Tools Show Printable Version Subscribe to this Thread… Display Linear Mode Switch to Hybrid Mode Switch to