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text

//宣告
def printSomething(): Unit = {println("Something")}
   
//呼叫(兩者皆可)
printSomething()
printSomething
/*----------------------------------------------------------------*/ 
  
//第二種宣告(無小括號)
def printSomething: Unit = {println("Something")}
   
//呼叫
printSomething() //錯誤!
printSomething

def getMax(x: Int, y: Int) = 
{
    if(x > y)
        x

    y
}
   

def printSomething(): Unit = {println("Something")}

void printSomething() {System.out.println("Something");}

def getMax(x: Int, y: Int): Int = 
{
    if(x > y)
        x

    y
}

int getMax(int x, int y) 
{
    if(x > y)
        return x;

    return y;
}

def 函式名稱(參數): 回傳型態 = {程式碼} //有加等號才會回傳數值