ExtensionsIsValid Method (JToken, JsonSchema, IListString)

Note: This API is now obsolete.

Determines whether the JToken is valid.

Caution
JSON Schema validation has been moved to its own package. See https://www.newtonsoft.com/jsonschema for more details.

Namespace: Newtonsoft.Json.Schema
Assembly: Newtonsoft.Json (in Newtonsoft.Json.dll) Version: 12.0.1+509643a8952ce731e0207710c429ad6e67dc43db

Syntax

Copy

[ObsoleteAttribute("JSON Schema validation has been moved to its own package. See https://www.newtonsoft.com/jsonschema for more details.")]
public static bool IsValid(
	this JToken source,
	JsonSchema schema,
	out IList<string> errorMessages
)

Parameters

source: Type: Newtonsoft.Json.LinqJToken
The source JToken to test.
schema: Type: Newtonsoft.Json.SchemaJsonSchema
The schema to test with.
errorMessages: Type: System.Collections.GenericIListString
When this method returns, contains any error messages generated while validating.

Return Value

Type: Boolean
true if the specified JToken is valid; otherwise, false.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type JToken. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Reference

Extensions Class

IsValid Overload

Newtonsoft.Json.Schema Namespace