jsonecho

XML to C#

Paste an XML document and get C# types that match its structure.

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How to use XML to C#

  1. Paste a representative XML sample, ideally one with all the optional fields filled in.
  2. Set the name of the root type, and decide whether you want helper code as well or types only.
  3. Copy the generated C# code into your project.

About XML to C#

Writing model classes by hand for a big XML payload is dull, and it is where typos creep in. Paste a sample here and the generator works out the structure: which fields exist, which are objects, which are arrays and what type each value has. The output is classes with properties. Untick "Types only" and the output adds Newtonsoft.Json attributes and a Converter class.

XML is first converted to JSON the same way as in our XML to JSON tool: attributes get an @_ prefix and text content next to attributes is called #text. The C# types are generated from that result. Property names are converted to PascalCase and decorated with a JsonProperty attribute so the original key is preserved.

Using the generated code

With the helpers, call Root.FromJson(json). With types only, use JsonSerializer.Deserialize<Root>(json) from System.Text.Json and add attributes if the names differ.

Nullable members use long?, double? and so on, plus nullable reference types where relevant.

Frequently asked questions

What does the generated C# code depend on?

The output is classes with properties. Untick "Types only" and the output adds Newtonsoft.Json attributes and a Converter class.

How do I parse XML with the result?

Convert the XML to JSON first (our XML to JSON tool does this the same way), then with the helpers, call Root.FromJson(json). With types only, use JsonSerializer.Deserialize<Root>(json) from System.Text.Json and add attributes if the names differ.

How are optional and missing fields handled?

Nullable members use long?, double? and so on, plus nullable reference types where relevant.

Does the generator look at more than one record?

It only knows what is in your sample. If a field is missing from your example, it will not appear in the types, and if a value is null in your example, its type is unknown. Paste an example in which as many fields as possible are filled in, or paste an array with several different records.

Is my XML sent to a server?

No. The generator is downloaded to your browser the first time you use it, about 1 MB, and everything runs locally.

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