apply_filters( 'sanitize_user', string $username, string $raw_username, bool $strict )

Filters a sanitized username string.

Contents

Parameters
Source
Related
- Used By
Changelog
User Contributed Notes

Parameters

$username string: Sanitized username.
$raw_username string: The username prior to sanitization.
$strict bool: Whether to limit the sanitization to specific characters.

Source

File: wp-includes/formatting.php. View all references

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

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Used By

Used By
Used By	Description
sanitize_user() wp-includes/formatting.php	Sanitizes a username, stripping out unsafe characters.

Changelog

Changelog
Version	Description
2.0.1	Introduced.

User Contributed Notes

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Contributed by Steven Lin — 2 years ago
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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