mirror of https://github.com/Xhofe/alist
26 lines
409 B
Go
26 lines
409 B
Go
package utils
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import (
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"math/rand"
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"strings"
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"time"
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)
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var Rand *rand.Rand
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func init() {
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s := rand.NewSource(time.Now().UnixNano())
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Rand = rand.New(s)
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}
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func RandomStr(n int) string {
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builder := strings.Builder{}
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t := "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
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for i := 0; i < n; i++ {
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r := Rand.Intn(len(t))
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builder.WriteString(t[r : r+1])
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}
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return builder.String()
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}
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