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reflect6.go
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reflect6.go
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//++++++++++++++++++++++++++++++++++++++++
// 《Go语言高级开发与实战》源码
//++++++++++++++++++++++++++++++++++++++++
// Author:廖显东(ShirDon)
// Blog:https://www.shirdon.com/
// 知乎:https://www.zhihu.com/people/shirdonl
// 公众号:源码大数据
// 仓库地址:https://gitee.com/shirdonl/goAdvanced
// 仓库地址:https://github.com/shirdonl/goAdvanced
//++++++++++++++++++++++++++++++++++++++++
package main
import (
"fmt"
"reflect"
)
type Gopher struct {
Id int
Name string
Level int
}
//有参数调用
func (u Gopher) CallFuncHasArgs(name string, age int) {
fmt.Println("CallFuncHasArgs name: ", name, ", age:", age, "and original Gopher.Name:", u.Name)
}
//无参数调用
func (u Gopher) CallFuncNoArgs() {
fmt.Println("CallFuncNoArgs")
}
func main() {
pro := Gopher{1, "Shirdon.Liao", 12}
getValue := reflect.ValueOf(pro)
//先看看带有参数的调用方法
methodValue := getValue.MethodByName("CallFuncHasArgs")
args := []reflect.Value{reflect.ValueOf("Barry"), reflect.ValueOf(20)}
methodValue.Call(args)
//再看看无参数的调用方法
methodValue = getValue.MethodByName("CallFuncNoArgs")
args = make([]reflect.Value, 0)
methodValue.Call(args)
}
//CallFuncHasArgs name: Barry , age: 20 and original Gopher.Name: Shirdon.Liao
//CallFuncNoArgs