sanitize_category_field ( $field, $value, $cat_id, $context )
- (string) $field Category key to sanitize
- (mixed) $value Category value to sanitize
- (int) $cat_id Category ID
- (string) $context What filter to use, 'raw', 'display', etc.
- (mixed) Same type as $value after $value has been sanitized.
- Introduced in WordPress: 2.3.0
- Deprecated in WordPress: —
Sanitizes data in single category key field.