Hi Elena,
Thank you for your interest in syncfusion products.
I have placed a simple sample to extract text from an existing pdf document and the extracted text is added to the listbox created in a new document in the location below:
977971935914279.zipKindly try this and also could you please provide us more details about your exact requirement. This will help us a lot in further investigation.
Please let us know if you have any queries.
Regards,
Priyadharshini