Send feedback Documentation Node.js Docs @google-cloud/spanner 2.2.1 » Class: WritePercentError WritePercentError class Error to be thrown when write option is not in the correct format. Constructor WritePercentError new WritePercentError() Was this page helpful? Let us know how we did: Send feedback Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated June 27, 2019.