# \#data-validation

**URL:** https://community.yeeflow.com/tag/data-validation/1.md

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## [Open api error code](https://community.yeeflow.com/t/open-api-error-code/228)

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**Author:** [@Jason](https://community.yeeflow.com/u/Jason)\
**Replies:** 0\
**Last updated:** [December 22, 2023, 9:10am UTC](https://community.yeeflow.com/t/open-api-error-code/228 "2023-12-22T09:10:40Z")

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Usually, errors may occur when using Yeeflow Open Api. Below are some commonly used error codes for troubleshooting. Example: { "Data": null, "Status": 540014， "Message": \["Text43"\]， "TotalCount": null } The error 540…

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## [Using regExpTest to verify Email and Phone number](https://community.yeeflow.com/t/using-regexptest-to-verify-email-and-phone-number/82)

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**Author:** [@Renger](https://community.yeeflow.com/u/Renger)\
**Replies:** 0\
**Last updated:** [May 20, 2022, 4:37am UTC](https://community.yeeflow.com/t/using-regexptest-to-verify-email-and-phone-number/82 "2022-05-20T04:37:59Z")

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Regular expressions (shortened as “regex”) are special strings representing a pattern to be matched in a search operation. They are an important tool in a wide variety of computing applications Yeeflow provide the "re…