mirror of https://github.com/Xhofe/alist
24 lines
383 B
Go
24 lines
383 B
Go
package random
|
|
|
|
import (
|
|
"math/rand"
|
|
"time"
|
|
)
|
|
|
|
var Rand *rand.Rand
|
|
|
|
const letterBytes = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
|
|
|
|
func RandomStr(n int) string {
|
|
b := make([]byte, n)
|
|
for i := range b {
|
|
b[i] = letterBytes[Rand.Intn(len(letterBytes))]
|
|
}
|
|
return string(b)
|
|
}
|
|
|
|
func init() {
|
|
s := rand.NewSource(time.Now().UnixNano())
|
|
Rand = rand.New(s)
|
|
}
|