Golang reflect.Kind()函数及示例

Golang reflect.Kind()函数及示例

reflectKindreflect.TypeKind

基本用法

reflect.Kind()

package main

import (
    "fmt"
    "reflect"
)

type MyInt int

func main() {
    var num MyInt = 1
    fmt.Println(reflect.TypeOf(num).Kind()) // 输出 int
}

MyIntintvar num MyInt=1reflect.TypeOf(num)Kind()

intreflect.Kind()

复杂类型

reflect.Kind()

package main

import (
    "fmt"
    "reflect"
)

func main() {
    s := []int{1, 2, 3}
    fmt.Println(reflect.TypeOf(s).Kind()) // 输出 slice
}

slicereflect.Kind()

reflect.Kind()

package main

import (
    "fmt"
    "reflect"
)

func main() {
    m := map[string]int{"a": 1, "b": 2}
    fmt.Println(reflect.TypeOf(m).Kind()) // 输出 map
}

mapreflect.Kind()

reflect.Kind()

自定义类型

reflect.Kind()MyIntreflect.Kind()