Scala Learning Notes (9): Several ways to define the Scala function

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http://my.oschina.net/scipio/blog/277456

Package Com.persia Object Funcreturntype {      //one, always to return value   def add (x:int,y:int): int={     x+y   }       def Returnunit (): unit={     println ("another means to return void")   }       //notation Two, omitting non-Unit return values, or type deduction based on what is behind the equals sign if there is no write return value   def test (x:int) ={      x   }       //notation three, omit equal sign, return unit   def returnvoid () {     println ("return void")   }       Four: Omit curly braces, if the function contains only one statement, then the curly braces can choose not to write   def max2 (x:int, y:int) = if (x > Y) x else y        def greet () = println ("H Ello, world! ")       def main (args:array[string]): Unit ={      println (add)      println (Test (1))   }}

　　

Scala Learning Notes (9): Several ways to define the Scala function