
The media library is on WordPress in some areas, certainly not perfect, but it has great potential. Each attachment can contain various metadata and also WordPress stores some data directly while uploading – for example a part of the Exif data of an image.
However, it might not be enough for you and you need some additional custom data with the attachment, whether in order to control something in the backend of WordPress, or even display the data in the front end to the image. So here is a small tutorial how to add an additional field. You can use this solution directly and adding a new field with the help of a Plugin.
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