ClaimsIdentity.HasClaim Method

Definition

Determines whether the claims identity possesses a claim that matches specified conditions.

Overloads

HasClaim(String, String)

Determines whether this claims identity has a claim with the specified claim type and value.

HasClaim(Predicate<Claim>)

Determines whether this claims identity has a claim that is matched by the specified predicate.

HasClaim(String, String)

Source:
ClaimsIdentity.cs
Source:
ClaimsIdentity.cs
Source:
ClaimsIdentity.cs

Determines whether this claims identity has a claim with the specified claim type and value.

C#
public virtual bool HasClaim (string type, string value);

Parameters

type
String

The type of the claim to match.

value
String

The value of the claim to match.

Returns

true if a match is found; otherwise, false.

Exceptions

type or value is null.

Remarks

Does not check the Issuer or OriginalIssuer properties. The comparison is made using Ordinal, case sensitive on value; case in-sensitive on type.

Applies to

.NET 9 and other versions
Product Versions
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1
UWP 10.0

HasClaim(Predicate<Claim>)

Source:
ClaimsIdentity.cs
Source:
ClaimsIdentity.cs
Source:
ClaimsIdentity.cs

Determines whether this claims identity has a claim that is matched by the specified predicate.

C#
public virtual bool HasClaim (Predicate<System.Security.Claims.Claim> match);

Parameters

match
Predicate<Claim>

The function that performs the matching logic.

Returns

true if a matching claim exists; otherwise, false.

Exceptions

match is null.

Applies to

.NET 9 and other versions
Product Versions
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1
UWP 10.0