Control Flow Statements

src/10_default_functions.kt

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+
+/*
+*   Default Functions
+* */
+fun main(args: Array<String>) {
+
+    var result = findVolume(2, 3)
+    print(result)
+}
+
+fun findVolume(length: Int, breadth: Int, height: Int = 10): Int {
+
+    return length * breadth * height
+}

src/10_if_expression.kt

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+
+/*
+* IF as Expression
+* */
+fun main(args: Array<String>) {
+
+    val a = 2
+
+    val b = 5
+
+    var maxValue: Int = if (a > b) {
+                            print("a is greater")
+                            a
+                        } else {
+                            print("b is greater")
+                            b
+                        }
+
+    println(maxValue)
+}

src/11_when_expression.kt

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+
+
+/*
+* WHEN as Expression
+* */
+fun main(args: Array<String>) {
+
+    val x = 100
+
+    val str: String  = when (x) {
+
+        1 -> "x is 1"
+        2 -> "x is 2"
+        else -> {
+            "x value is unknown"
+            "x is an alien"
+        }
+    }
+
+    println(str)
+}