Reason
Enumeration of possible reasons for message delivery failure.
These categories help senders understand why their message could not be delivered and what action might be needed.
Entries
Properties
Functions
Link copied to clipboard
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
Link copied to clipboard
Returns an array containing the constants of this enum type, in the order they're declared.