apply_filters( 'sanitize_email', string $sanitized_email, string $email, string|null $message )

3841		 * @since 2.8.03842		 *3843		 * @param string $sanitized_email The sanitized email address.3844		 * @param string $email           The email address, as provided to sanitize_email().3845		 * @param string|null $message    A message to pass to the user. null if email is sanitized.3846		 */3847		return apply_filters( 'sanitize_email', '', $email, 'email_too_short' );3848	}3849 3850	// Test for an @ character after the first position.3851	if ( false === strpos( $email, '@', 1 ) ) {3852		/** This filter is documented in wp-includes/formatting.php */3853		return apply_filters( 'sanitize_email', '', $email, 'email_no_at' );