Server Side Programming
Chapter Three, Go-Built-in Container
3.1. Array(1) The definition of the arraypackage main import ( "fmt" ) func main() { //Use var to define an array without assigning initial value var arr1 [5]int //[0 0 0 0 0] //Use a colon to specify the initial value arr2 := [3]int{1,3,5} //[1 3 5] //Use "..." to indicate any number arr3 := [...]int{2,4,6,8,10} //[2 4 6 8 10] fmt.Println(arr1, arr2, arr3) }(2) Traversal of the arrayUse the range keywordpackage main import ( "fmt" ) func main() { arr3 := [...]int{2,4,6,8,10} //[2 4 6 8 10] fmt.