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                            [TOC]

## 自定義錯誤結構體
由于原生接口體需要只能帶一個 string 類型
```
func main() {
	eror := MyEror{errors.New("hello word"), 1001}
	fmt.Println(eror.Error())
}

type MyEror struct {
	err  error
	code int
}

func (e *MyEror) Error() string {
	return e.err.Error() + strconv.Itoa(e.code)
}
```
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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