alist/utils/random.go

17 lines
298 B
Go

package utils
import (
"math/rand"
"strings"
)
func RandomStr(n int) string {
builder := strings.Builder{}
t := "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
for i := 0; i < n; i++ {
r := rand.Intn(len(t))
builder.WriteString(t[r : r+1])
}
return builder.String()
}