Java IdentityHashMap keySet() methodThe keyset() method of the Java IdentityHashMap class is used to get a set view of all the keys contained in the calling IdentityHashMap. SyntaxReturnA set containing all the keys contained in the calling IdentityHashMap Example 1Test it NowOutput: {Java=1, the=3, language=6, programming=5, best=4, is=2} [Java, the, language, programming, best, is] Example 2Test it NowOutput: [1, 3, 2, 4]
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