loop.go

package main

import(
  "fmt"
)

func main()  {
  // Array init with 0 if nothing is given
  var arr [5]int
  fmt.Println(arr)

  // getting and changing the value of Array
  arr[3] = 5
  fmt.Println("array after change : ",arr,"\n");

  // Second methed of array init With some initial value
  a := [5]int{3,4,5,6,7}
  fmt.Println("Some other array with some initial values : ",a,"\n Dynaminc arrays \n")

  //An array has a fixed size. A slice, on the other hand, is a dynamically-sized,
  //flexible view into the elements of an array. In practice, slices are much more common than arrays.
  primes := [6]int{2, 3, 5, 7, 11, 13} // Fixed sized

	var s []int = primes[1:4] // init without any size and it is a dynamic One
	fmt.Println(s)
  s = append(s,22)
  s = append(s,44)
  fmt.Println("after append 22 and 44 to dynaminc array s : ",s)

  // for loop is the only loop in this laguage to iterate over;

  for i:=0; i<5; i++ {
    fmt.Println(a[i])
  }

  // another type of for loop in Go to iterate over array
  // basucally they are key and values
  for index, value := range a {
      fmt.Println("index ",index,"value ",value)
  }

  Loop:
  for i:=0; i<5; i++ {
    for j:=0; j<5; j++ {
      if i*j > 20 {
        break Loop   // here the loop variable will break the loop where that Loop variable is wiritten
      } // other wise it will break at inner loop only
      fmt.Println(i,j)
    }
  }


}