OpenAI and Microsoft announced major changes to their working relationship. Microsoft's license to OpenAI intellectual property will no longer be exclusive. OpenAI will keep paying a revenue share ...
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property 's arguments are getx, setx, delx and a doc string. In the code below property is used as a decorator. The object of it is the x function, but in the code above there is no place for an object function in the arguments.
So simply reducing the property check to typeof this[property] or, even worse, x.key will give you completely misleading results. It depends on what you're looking for. If you want to know if an object physically contains a property (and it is not coming from somewhere up on the prototype chain) then object.hasOwnProperty is the way to go.