In array.length what actually is length and array takes constant amount of time to reach to any index ,is array works like switch and does not traverse from 0 to that index .
About length and value getting from array
Hi @shubhamkumarsingh,
array is an object of a dynamically generated class. Java array inherits the Object class. That means that the properties like length is a variable defined in the class which can be accessed in constant time.If you do not know about classes in java kindly refer to the video lectures
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