bilibili-backup/app/service/main/antispam/util/rand.go
2019-04-22 02:59:20 +00:00

20 lines
337 B
Go

package util
import "math/rand"
var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
// RandID .
func RandID() int64 {
return rand.Int63()
}
// RandStr .
func RandStr(size int) string {
b := make([]rune, size)
for i := range b {
b[i] = letterRunes[rand.Intn(len(letterRunes))]
}
return string(b)
}