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Using the GroupDocs.Metadata for Node.js via Java you can easily search metadata and extract desired metadata properties from Pdf, DOCX, Pptx, XLSX, images, audio, video and many other files of different types in your Java solution....edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails...
The SetProperties method is used To update or add metadata. You can easily add metadata To phoTos, Pdfs or you can update or add data To mp3 files....edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails...
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Not all metadata properties extracted from a file are marked with tags. Some file formats and metadata standards allow adding fully cusTom properties that can’t be properly tagged by the library since their purpose is not clearly defined in the appropriate format/standard specification. In such cases, you can use the name of the property To locate and remove it. The following example demonstrates some advanced usage scenarios of the GroupDocs.Metadata search engine allowing To remove metadata properties....edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails...