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javascriptprototype

Are there objects with no prototypes in Javascript?


I was told all objects need to have a prototype, however it seems like one can be created with null

var obj= Object.create(null);

so is the above object prototype-less or does it have some unaccessible native object as its prototype, does null not mean it doesn't have a prototype but simply that it doesn't have an author created prototype?


Solution

  • It doesn't have a prototype (or alternatively, the prototype is null). There are no properties whatsoever accessible from an object created with Object.prototype(null).

    Observe that the result of Object.getPrototypeOf(Object.create(null)) is null.