Describe the bug #18270 introduces the null-conditional operators in binding that was suggested in #17029. However it doesn't work as expected for more than two levels in a path, compared to the sa ...

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Do you need an example of how to use Java's UnaryOperator in a functional Lambda expression? This tutorial shows you where when and how to use the UnaryOperator interface in a function.

The following is an implementation in Java for an Android application, but the logic would apply to any language.