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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                ## 一、定義數組 ~~~ package main import "fmt" func main() { //一維數組 //數組必須指定長度和類型 var arr1[5]int fmt.Println(arr1) // 使用 := 申明的必須要進行賦值 arr2 := [5]int{11,22,33,44,55} fmt.Println(arr2) //省略長度 arr3 := [...]int{11,22,33,44,55} fmt.Println(arr3) //二維數組 } ~~~ ## 數組遍歷 注意:遍歷的方式主要有兩種for和range #### for遍歷 ~~~ package main import "fmt" func main() { // 使用 := 申明的必須要進行賦值 arr2 := [5]int{11,22,33,44,55} fmt.Println(arr2) // 數組遍歷 for i:=0;i<len(arr2);i++{ fmt.Println(arr2[i]) } } ~~~ #### range遍歷 ~~~ package main import "fmt" func main() { // 使用 := 申明的必須要進行賦值 arr2 := [5]int{11,22,33,44,55} fmt.Println(arr2) for i,v := range arr2{ fmt.Println("下標為:",i) fmt.Println("值為:",v) } } ~~~ ## 三、數組取值 ~~~ package main import "fmt" func main() { arr1 :=[...]int{0,1,2,3,4,5,6,7,8,9} fmt.Println("arr1[2:6]",arr1[2:6]) fmt.Println("arr1[8:9]",arr1[8:9]) fmt.Println("arr1[:]",arr1[:]) } ~~~
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