Web Reference: Jul 23, 2025 · Reference variables hold the objects/values of reference types in Java. 3. Reference variable can also store null value. By default, if no object is passed to a reference variable then it will store a null value. 4. You can access object members using a reference variable using dot syntax. Aug 14, 2015 · Variables hold onto a value, so if two variables held onto an object, they'd have to make two copies, one for each variable. References are the go-between that resolves this. Let's continue working with objects and references. Assume we can use the class that represents a person, shown below. Person has object variables name, age, weight and height. Additionally, it contains methods to calculate the body mass index, among other things.
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What Is Object Reference Variable Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $54M - $82M
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Last Updated: April 9, 2026
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