What are their differences? Coming from a Java background, it doe开发者_开发问答s seem to me <=> is the same as Java\'s equals(), while == is for direct reference comparison. Is this right?== only
I am confused with Ruby开发者_如何学运维\'s <=> operator. How does it differ from == or ===? Any comprehensive examples/use case? Thanks.<=> is the combined comparison operator. it returns 0
In C++/STL sorting is done by using only the less-than operator. Altough I have no idea how the sorting algorithms are actually implemented, I assume that the other operations are created implicite:
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