Microsoft.Extensions.Options.NamedAsyncValidateOptionsFilter<TOptions> sealed class NamedAsyncValidateOptionsFilter<TOptions> : IAsyncValidateOptions<TOptions>, IValidateOptions<TOptions>, IOptionsValidatorNameMetadata Documentation Code public ValidateOptionsResult Validate(string name, TOptions options) public Task<ValidateOptionsResult> ValidateAsync(string name, TOptions options, CancellationToken cancellationToken = default)