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  • 57_Go基础_1_24 map与slice

     1 package main
     2 
     3 import "fmt"
     4 
     5 func main() {
     6     /*
     7         map和slice的结合使用:
     8             1.创建map用于存储人的信息
     9                 name,age,sex,address
    10 
    11             2.每个map存储一个人的信息
    12 
    13             3.将这些map存入到slice中
    14 
    15             4.打印遍历输出
    16     */
    17 
    18     // 1.创建map存储第一个人的信息
    19     map1 := make(map[string]string)
    20     map1["name"] = "王二狗"
    21     map1["age"] = "30"
    22     map1["sex"] = "男性"
    23     map1["address"] = "北京市XX路XX号"
    24     fmt.Println(map1) // map[address:北京市XX路XX号 age:30 name:王二狗 sex:男性]
    25 
    26     // 2.第二个人
    27     map2 := make(map[string]string)
    28     map2["name"] = "李小花"
    29     map2["age"] = "20"
    30     map2["sex"] = "女性"
    31     map2["address"] = "上海市。。。"
    32     fmt.Println(map2) // map[address:上海市。。。 age:20 name:李小花 sex:女性]
    33 
    34     // 3.
    35     map3 := map[string]string{"name": "ruby", "age": "30", "sex": "女性", "address": "杭州市"}
    36     fmt.Println(map3) // map[address:杭州市 age:30 name:ruby sex:女性]
    37 
    38     // 将map存入到slice中
    39     s1 := make([]map[string]string, 0, 3)
    40     s1 = append(s1, map1)
    41     s1 = append(s1, map2)
    42     s1 = append(s1, map3)
    43 
    44     // 遍历切片
    45     for i, val := range s1 {
    46         // val :map1,map2,map3
    47         fmt.Printf("第 %d 个人的信息是:\n", i+1)
    48         fmt.Printf("\t姓名:%s\n", val["name"])
    49         fmt.Printf("\t年龄:%s\n", val["age"])
    50         fmt.Printf("\t性别:%s\n", val["sex"])
    51         fmt.Printf("\t地址:%s\n", val["address"])
    52     }
    53 }
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  • 原文地址:https://www.cnblogs.com/luwei0915/p/15629252.html
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