Ders 43

Author: ArinSoftware

43_channels/main.go

@@ -0,0 +1,114 @@
+/* package main
+
+import (
+	"fmt"
+	"math"
+)
+
+type circle struct {
+	r float64
+}
+
+func (c circle) display() {
+	fmt.Println("A Circle")
+
+}
+
+func (c circle) area() float64 {
+	return math.Pi * c.r * c.r
+}
+
+func main() {
+
+	c1 := circle{5}
+
+	area1 := c1.area()
+	fmt.Printf("%.2f\n", area1)
+
+	go c1.display()
+
+} */
+
+/* package main
+
+import "fmt"
+
+func merhaba() string {
+	return "Merhaba"
+}
+
+func main() {
+	fmt.Println( go merhaba())
+} */
+
+/* package main
+
+import "fmt"
+
+func merhaba(chan1 chan string) {
+	chan1 <- "Merhaba"
+}
+
+func main() {
+
+	//var myChannel chan string
+	//myChannel = make(chan string)
+
+	myChannel := make(chan string)
+
+	go merhaba(myChannel)
+
+	fmt.Println(<-myChannel)
+} */
+
+/* package main
+
+import "fmt"
+
+func main() {
+
+	chan1 := make(chan string)
+
+	chan1 <- "arin"
+
+	fmt.Println(<-chan1)
+
+} */
+
+package main
+
+import (
+	"fmt"
+	"math"
+)
+
+type circle struct {
+	r float64
+}
+
+func (c circle) display() {
+	fmt.Println("A Circle")
+
+}
+
+/* func (c circle) area() float64 {
+	return math.Pi * c.r * c.r
+}
+*/
+
+func area(c circle, myChannel chan float64) {
+	result := math.Pi * c.r * c.r
+	myChannel <- result
+}
+
+func main() {
+
+	c1 := circle{5}
+	chan1 := make(chan float64)
+
+	go area(c1, chan1)
+	fmt.Printf("%.2f\n", <-chan1)
+
+	c1.display()
+
+}