28 lines
354 B
Go
28 lines
354 B
Go
package main
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import (
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"errors"
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"fmt"
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)
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func main() {
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err := test()
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if err != nil {
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fmt.Println("自定义错误", err)
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//错误，强制程序中断
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panic(err)
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}
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fmt.Println("程序执行成功")
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}
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func test() error {
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a := 1
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b := 0
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if b == 0 {
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return errors.New("除数不能为0哦")
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} else {
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fmt.Println(a / b)
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return nil
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}
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}
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