ClaimsPrincipal.FindFirst Method (String)

.NET Framework 4.5

Retrieves the first claim with the specified claim type.

Namespace:  System.Security.Claims
Assembly:  mscorlib (in mscorlib.dll)

public virtual Claim FindFirst(
	string type
)

Parameters

type
Type: System.String

The claim type to match.

Return Value

Type: System.Security.Claims.Claim
The first matching claim or null if no match is found.

ExceptionCondition
ArgumentNullException

type is null.

.NET Framework

Supported in: 4.6, 4.5
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