The example of this article describes the zip file content comparison class implemented by PHP. It is a very practical PHP class file. Share it with everyone for your reference.
This php zip file comparison class mainly implements comparing the contents of two zip files and returning a list of new, deleted, and identical files. Currently only single layer is supported. Upload a zip file. There are many image files in the zip. A series of time-consuming processing is required on the image files. When the user updates the zip file. Determine whether the files in the zip are consistent and only process different files. This can save resources and time, so you need to write a class that can compare files in the zip.
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