# Acción de Regla: copia valore
* Copiar el contenido de un campo a otro
* Rellenar los campos de descripción vacíos con el contenido del título
* Rellenar los campos sale\_price vacíos con el contenido del precio
Usa el **copiar valor** acción para copiar el valor de un campo concreto a otro campo. Puedes seleccionar de qué campo copiar el valor.
---
# Agent Instructions: Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter:
```
GET https://helpcenter.channable.com/manage-improve-product-data/manage-product-and-improve-data-es/reglas-edicion-masiva-y-enriquecimiento/como-utilizar-acciones-allora-en-las-reglas/accion-de-regla-copia-valore.md?ask=
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.