package main
import "fmt"
import "errors"
func main(){
//方式1
var err1 error=fmt.Errorf("%s","this is error 1")
fmt.Println(err1)
//方式2
err2:=errors.New("this is err2")
fmt.Println(err2)
}
4.10 go error接口的介绍
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转载自blog.csdn.net/h4241778/article/details/105347332
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