User / Attribute / arn
arn#
- IAM.User.arn#
- (string) – - The Amazon Resource Name (ARN) that identifies the user. For more information about ARNs and how to use ARNs in policies, see IAM Identifiers in the IAM User Guide. 
 
User / Attribute / arn
(string) –
The Amazon Resource Name (ARN) that identifies the user. For more information about ARNs and how to use ARNs in policies, see IAM Identifiers in the IAM User Guide.