41 lines
874 B
Go
41 lines
874 B
Go
|
// Nur für unseren Vortrag oder damit Leute sich was anschauen können
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt" //Std output library
|
||
|
|
"reflect"
|
||
|
|
"strings"
|
||
|
|
)
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
var num int = 42;
|
||
|
|
|
||
|
|
var greeting string = "Hallo";
|
||
|
|
|
||
|
|
num2 := -13; // Auch neue Variable, Go erkennt Type am Wert: int
|
||
|
|
|
||
|
|
fmt.Println("Type of num2:", reflect.TypeOf(num2)); //Type of num2: int
|
||
|
|
|
||
|
|
result := num + num2;
|
||
|
|
|
||
|
|
// Variablen müssen, wie in Zig, genutzt werden sonst führt das Programm nicht aus
|
||
|
|
// "declared and not used: num3"
|
||
|
|
|
||
|
|
fmt.Println(greeting);
|
||
|
|
|
||
|
|
fmt.Printf("%d + %d = %d \n", num2, num, result);
|
||
|
|
|
||
|
|
for i := 0; i <= 6; i++ { // Alle Zahlen von 0 - 6
|
||
|
|
if i%2 == 0 { // Filtert nach gerade Zahlen
|
||
|
|
fmt.Println(i);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
text := "Willkommen zu unserem Go Vortrag!";
|
||
|
|
words := strings.Fields(text);
|
||
|
|
|
||
|
|
for index, word := range words {
|
||
|
|
fmt.Printf("%d. Wort: %s \n", index+1, word);
|
||
|
|
}
|
||
|
|
}
|