Why is (5_000_000 == 5000000) true

Question

The use of the underscore between digits

Answer 1

Mickey

If you want to write lengthy numeric literals like that then use underscores. This feature was introduced in Java 7. That's for better readability.

Answer 2

5_000_000 is equivalent to 5,000,000 which is equivalent to 5000000 and hence true

Answer 3

Mickey This feature is also present in Python. The Python interpreter seems to remove all the underscores present between two integers.