scala> def max(x: Int, y: Int): Int = {
if (x > y) x
else y
}
max: (x: Int,y: Int)Int
res4: Int = 5
scala> def greet() = println("Hello, world!")
greet: ()Unit
Scala’s Unit type is similar to Java’s void type
2015년 10월 20일 화요일
Scala2e Chapter2 First Steps in Scala - Step3. Define some functions
Step3. Define some functions
scala> def max(x: Int, y: Int): Int = {
if (x > y) x
else y
}
max: (x: Int,y: Int)Int
scala> max(3, 5)
res4: Int = 5
scala> def greet() = println("Hello, world!")
greet: ()Unit
Scala’s Unit type is similar to Java’s void type
scala> def max(x: Int, y: Int): Int = {
if (x > y) x
else y
}
max: (x: Int,y: Int)Int
res4: Int = 5
scala> def greet() = println("Hello, world!")
greet: ()Unit
Scala’s Unit type is similar to Java’s void type
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