go try。。。catch

package main

import "fmt"

func main() {
   item := []int{1, 2, 4, 0, 8}
   for _, val := range item {
      calcu(val)
   }
}

func calcu(val int) {
   defer func() {
      err := recover()
      if err != nil {
         fmt.Println(err)
      }
   }()
   res := 8 / val
   fmt.Println(res)
}