JsonSerializerOptions.AllowTrailingCommas Property

Definition

Namespace:

System.Text.Json

Assembly:

System.Text.Json.dll

Source:

JsonSerializerOptions.cs

Get or sets a value that indicates whether an extra comma at the end of a list of JSON values in an object or array is allowed (and ignored) within the JSON payload being deserialized.

public:
 property bool AllowTrailingCommas { bool get(); void set(bool value); };

public bool AllowTrailingCommas { get; set; }

member this.AllowTrailingCommas : bool with get, set

Public Property AllowTrailingCommas As Boolean

Property Value

Boolean

true if an extra comma at the end of a list of JSON values in an object or array is allowed (and ignored); false otherwise.

Exceptions

InvalidOperationException

This property was set after serialization or deserialization has occurred.

Remarks

By default, AllowTrailingCommas is set to false, and a JsonException is thrown during deserialization if a trailing comma is encountered.

For more information, see How to allow some kinds of invalid JSON with System.Text.Json.