go 数组
eclipser1987 · · 3085 次点击 · · 开始浏览package main
import "fmt"
import "reflect"
func main() {
var arr[5]int
fmt.Println(reflect.TypeOf(arr))
var sli[]int
fmt.Println(reflect.TypeOf(sli))
arr1 := [1]int{100}
arr2 := [2]int{1,2}
arr3 := [...]int{1,2,3,4,5}
fmt.Println(arr,"\n",arr1,"\n",arr2,"\n",arr3)
fmt.Println("二维数组")
arr4 := [2][3]int {{1,2,3},{4,5,6}}
fmt.Println(arr4)
arr5 := [2][3]string{{"jack","lily","lucy"},{"张三","李四","王五"}}
fmt.Println(arr5)
fmt.Println(arr5[0][2])
fmt.Println(arr5[1][0])
fmt.Println("多维数组")
arr6 := [2][3][4]interface{} {
{
{1,2,3,4},
{"21",22.22,false,24},
{31,32.0,33,nil}},
{
{41,42,"43",44},
{51,"jack",53,54},
{61,62,nil,64}}}
fmt.Println(arr6)
fmt.Println(arr6[0:1])
fmt.Println(arr6[0:1][1:2])
fmt.Println("数组的比较")
arr10 := [3]int{1,2,3}
arr11 := [3]int{1,2,3}
arr12 := [...]int{1,2,3}
sli13 := []int{1,2,3}
fmt.Println(sli13)
fmt.Println(arr10 == arr11)
fmt.Println(arr10 == arr12)
// fmt.Println(arr10 == sli13) ERRIR mismatched types [3]int and []int 数组不能和slice比较
}
[5]int
[]int
[0 0 0 0 0]
[100]
[1 2]
[1 2 3 4 5]
二维数组
[[1 2 3] [4 5 6]]
[[jack lily lucy] [张三 李四 王五]]
lucy
张三
多维数组
[[[1 2 3 4] [21 22.22 false 24] [31 32 33 <nil>]] [[41 42 43 44] [51 jack 53 54] [61 62 <nil> 64]]]
[[[1 2 3 4] [21 22.22 false 24] [31 32 33 <nil>]]]
[[[41 42 43 44] [51 jack 53 54] [61 62 <nil> 64]]]
数组的比较
[1 2 3]
true
true
版权声明:本文为博主原创文章,未经博主允许不得转载。
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package main
import "fmt"
import "reflect"
func main() {
var arr[5]int
fmt.Println(reflect.TypeOf(arr))
var sli[]int
fmt.Println(reflect.TypeOf(sli))
arr1 := [1]int{100}
arr2 := [2]int{1,2}
arr3 := [...]int{1,2,3,4,5}
fmt.Println(arr,"\n",arr1,"\n",arr2,"\n",arr3)
fmt.Println("二维数组")
arr4 := [2][3]int {{1,2,3},{4,5,6}}
fmt.Println(arr4)
arr5 := [2][3]string{{"jack","lily","lucy"},{"张三","李四","王五"}}
fmt.Println(arr5)
fmt.Println(arr5[0][2])
fmt.Println(arr5[1][0])
fmt.Println("多维数组")
arr6 := [2][3][4]interface{} {
{
{1,2,3,4},
{"21",22.22,false,24},
{31,32.0,33,nil}},
{
{41,42,"43",44},
{51,"jack",53,54},
{61,62,nil,64}}}
fmt.Println(arr6)
fmt.Println(arr6[0:1])
fmt.Println(arr6[0:1][1:2])
fmt.Println("数组的比较")
arr10 := [3]int{1,2,3}
arr11 := [3]int{1,2,3}
arr12 := [...]int{1,2,3}
sli13 := []int{1,2,3}
fmt.Println(sli13)
fmt.Println(arr10 == arr11)
fmt.Println(arr10 == arr12)
// fmt.Println(arr10 == sli13) ERRIR mismatched types [3]int and []int 数组不能和slice比较
}
[5]int
[]int
[0 0 0 0 0]
[100]
[1 2]
[1 2 3 4 5]
二维数组
[[1 2 3] [4 5 6]]
[[jack lily lucy] [张三 李四 王五]]
lucy
张三
多维数组
[[[1 2 3 4] [21 22.22 false 24] [31 32 33 <nil>]] [[41 42 43 44] [51 jack 53 54] [61 62 <nil> 64]]]
[[[1 2 3 4] [21 22.22 false 24] [31 32 33 <nil>]]]
[[[41 42 43 44] [51 jack 53 54] [61 62 <nil> 64]]]
数组的比较
[1 2 3]
true
true
版权声明:本文为博主原创文章,未经博主允许不得转载。