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Summery Summery
Filters whether the given username exists or not.
Syntax Syntax
Parameters Parameters
- $user_id
-
The user's ID on success, and false on failure.
- $username
-
Username to check.
Source Source
File: wp-includes/user.php
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Changelog Changelog
| Version | Description |
|---|---|
| 4.9.0 | Introduced. |