# DocumentCantHaveRegex

A regular expression to choose the documents to process. If the value of the `_id` field in a document matches the regular expression, the document is ignored.

Type: | String (regular expression)
Default: |
Required: | No
Configuration Section: | TaskName or FetchTasks
Example: | `DocumentCantHaveRegex=<ObjectId>`
See Also: | DocumentMustHaveRegex

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