# ChildFieldRegex<N>

The `ChildFieldName<N>` and`ChildFieldRegex<N>` parameters name and populate a document field in a child document.

The document field named in the `ChildFieldName<N>` parameter is populated by the content identified by the `ChildFieldRegex<N>` parameter. Each pair of parameters produces a single document field.

The data used to populate the field must be in the range defined by the `ChildRangeRegex` parameter.

The regular expressions used in the `ChildFieldRegex` parameter can contain sub-matches (enclosed in parentheses). If multiple sub-matches are found, they are concatenated (separated by spaces).

Type: | String
Default: | None
Required | No
Configuration Section: | Any section that you have defined for TextToDocs settings
Example: | `ChildFieldName1=Description ChildFieldRegex1=<p class="description">(.*)</p>`
See Also: | ChildFieldName<N>

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