Ders 14

Author: ArinSoftware

14_constants/main.go

@@ -0,0 +1,67 @@
+package main
+
+import "fmt"
+
+func main() {
+
+	/* 5
+	   3.14
+	   "passed"
+	   true */
+
+	/* 	r := 3.0
+
+	   	const pi float64 = 3.14
+
+	   	areaOfCircle := pi * (math.Pow(r, 2))
+
+	   	fmt.Println(areaOfCircle) */
+
+	/* 	const x int = 2
+	   	const y float32 = 3.4
+	   	const z string = "test"
+	   	const t bool = false
+
+	   	fmt.Printf("%T, %v\n", x, x)
+	   	fmt.Printf("%T, %v\n", y, y)
+	   	fmt.Printf("%T, %v\n", z, z)
+		   fmt.Printf("%T, %v\n", t, t) */
+
+	/* 	const x = 2
+
+	   	//x = 5
+	   	// x++
+	   	// x = x + 1
+
+		   fmt.Printf("%T, %v\n", x, x) */
+
+	// const ---> compile time
+	// var ---> run time
+
+	// var x = math.Pow(3, 4)
+	// const x = math.Pow(3, 4)
+
+	/* 	const x = 5
+
+	   	fmt.Printf("%T, %v\n", x, x) */
+
+	/* 	y := 3
+
+	   	const x = y
+
+	   	fmt.Printf("%T, %v\n", y, y)
+		   fmt.Printf("%T, %v\n", x, x) */
+
+	/* 	const x = 1
+	   	var y = 3
+
+	   	fmt.Printf("%T, %v\n", x, x)
+	   	fmt.Printf("%T, %v\n", y, y)
+	   	fmt.Printf("%T, %v\n", x+y, x+y)
+	*/
+
+	const x, y = 3, 5
+
+	fmt.Printf("%T, %v\n", x, x)
+	fmt.Printf("%T, %v\n", y, y)
+}