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| package main
import "fmt"
var arr [3]int
var arr2 = [4]int{1,2,3,4}
func main(){
arr3 := [4]float64{1,2,3,4}
fmt.Println(arr3)
arr4 :=[...] int{2,3,4}
fmt.Println(arr4)
fmt.Printf("类型arr3: %T,类型arr4: %T\n",arr3,arr4)
fmt.Println("arr3的长度为：",len(arr3))
fmt.Println("arr3的下标为2：",arr3[2])
for i:=0;i<len(arr3);i++{
fmt.Println(arr3[i])
}
for _,value:=range arr3{
fmt.Println(value)
}
array()
twoarray()
}
func array(){
arr :=[10]int{1,3,2,4,9,2,6,5,4,8}
fmt.Println("一开始：",arr)
for i:=0;i<len(arr)-1;i++{
for j:=0;j<len(arr)-1-i;j++{
if(arr[j] >arr[j+1]){
temp:=arr[j]
arr[j] = arr[j+1]
arr[j+1] = temp
}
fmt.Println(arr)
}
}
fmt.Println("结束：",arr)
}
func twoarray(){
a :=[3][3]int{{1,2,3},{4,5,6},{7,8,9}}
for i:=0;i<len(a);i++{
for j:=0;j<len(a[0]);j++{
fmt.Printf("a[%d][%d]=%d\n",i,j,a[i][j])
}
}
}
|
