Online Searchable Document App and PDF Text Search Library Code

Develop powerful C++ based PDF document search engine software or utility. Test online document text finder app for free.

PDF Search via Python PDF Search via C# .NET PDF Search via Java PDF Search in Android Apps

How to Search in PDF via Online App

  1. Upload PDF file to search by clicking inside the drop area or via drag and drop.
  2. Enter the search criteria by specifying the parameters.
  3. Click the “SEARCH” button to search PDF.
  4. Download the searched PDF to view instantly.

How to Search PDF File via C++

  1. Install ‘Aspose.PDF for C++’.
  2. Add a library reference (import the library) to your C++ project.
  3. Open the source PDF file using Document class.
  4. Create TextFragmentAbsorber to find all instances of the input.
  5. Accept the absorber for the pages using get_Pages()->Accept.
  6. Get the extracted text fragments using get_TextFragments.
  7. Loop through the fragments to get the output.
  8. Call Save method to save the updated document.

Code example in C++ to Search Text in PDF Files


Develop PDF File Search Engine via C++

Need to develop a PDF searchable software or utility? With Aspose.PDF for C++ a child API of Aspose.Total for C++, any C++ developer can integrate the above library C++ code to program text search across documents. Powerful C++ library allows programming document search software solution that can support many popular formats including PDF format.

C++ library to Search PDF File

There are options to install “Aspose.PDF for C++” or “Aspose.Total for C++” onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:

System Requirements

You can use this C++ library to develop software on Microsoft Windows, Linux and macOS operating systems:

  • 32-bit operating systems.
  • Microsoft Windows desktop (7, 8, 10)
  • Old versions of OS (XP, Vista and Server 2003)
  • Microsoft Visual Studio 2017 or later.

If you develop software for Linux or macOS, please check information on additional library dependencies in Product Documentation .


  • Can I use above C++ code in my application?
    Yes, You are permitted to download or copy this code for the purpose of developing C++-based applications focused on text extraction and retrieval from various file types.
  • Is this document searchable App work only on Windows?
    You can perform searches from any device, irrespective of the operating system (Windows, Linux, Mac OS, or Android), as long as it is equipped with a modern web browser and an active internet connection.
  • Is it safe to use the online app PDF Document Search?
    Of course! Output files will undergo automatic deletion from our servers within 24 hours, and the associated download links will become inactive.
  • What browser should to use App?
    You can utilize contemporary web browsers like Google Chrome, Firefox, Opera, or Safari for online PDF document searches. Yet, when creating a desktop application, we recommend using the Aspose.Total Document Search API for efficient and seamless processing.

Explore File Search Options with C++

Search in DOC (Microsoft Word Binary Format)
Search in DOCX (Office 2007+ Word Document)
Search in ODP (OpenDocument Presentation Format)
Search in ODS (OpenDocument Spreadsheet)
Search in ODT (OpenDocument Text File Format)
Search in PDF (Portable Document Format)
Search in PPT (PowerPoint Presentation)
Search in PPTX (Open XML presentation Format)
Search in XLS (Microsoft Excel Binary Format)
Search in XLSX (Open XML Workbook)