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apply_filters( ‘sanitize_user’, string $username, string $raw_username, bool $strict )

Filters a sanitized username string.

Parameters

$usernamestring: Sanitized username.
$raw_usernamestring: The username prior to sanitization.
$strictbool: Whether to limit the sanitization to specific characters.

Source

return apply_filters( 'sanitize_user', $username, $raw_username, $strict );

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Changelog

Version	Description
2.0.1	Introduced.

User Contributed Notes

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Steven Lin 5 years ago

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Example migrated from Codex:

Filters a user name to be lower-cased after sanitization by sanitize_user()
```
add_filter('sanitize_user', 'strtolower');
```
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