I want to customize 'open' button in inspector

I made custom ScriptableObject.

I want to customize ‘open’ button in inspector.

How to use the button?

please

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A bit late, but couldn’t find a direct answer myself, so still posting it here for others:

https://docs.unity3d.com/ScriptReference/Callbacks.OnOpenAssetAttribute.html

You can use that Attribute on a static method. Then you can filter out if this object is the object you are interested in and do some custom logic.