Answer by Luigi Plinge for some operator questions
In the methoddef tweener(method: () => Unit) { method()}the method is called tweener, the parameter is arbitrarily named method, and the type of method is () => Unit, which is a function type, as...
View ArticleAnswer by om-nom-nom for some operator questions
'<-' could be threated as 'in' so for(number <- numbers){...}could be translated into english as for each number in numbers do'<-' has a twin with a different semantics: '->'. Simply it is...
View ArticleAnswer by David for some operator questions
() => Unit means that method is a function that takes no parameter and returns nothing (Unit).<- is used in the for comprehension as an kind of assignation operator. for comprehension are a...
View Articlesome operator questions
I'm new to scala so sorry if this is easy but I've had a hard time finding the answer.I'm having a hard time understanding what <- does, and what ()=> Unit does. My understanding of these is that...
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