[ Version ( since = "0.23.1" ) ]
public async string normalize_contact_async (string contact, Cancellable? cancellable) throws Error
Perform best-effort offline contact normalization.
This does syntactic normalization (e.g. transforming case-insensitive text to lower-case), but does not query servers or anything similar.
| this |
a protocol |
| contact |
a contact identifier, possibly invalid |
| cancellable |
may be used to cancel the async request |
| callback |
a callback to call when the request is satisfied |
| user_data |
data to pass to |