go-mail/random_121.go

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// SPDX-FileCopyrightText: 2022-2023 The go-mail Authors
//
// SPDX-License-Identifier: MIT
//go:build go1.20 && !go1.22
// +build go1.20,!go1.22
package mail
import (
"math/rand"
)
// randNum returns a random number with a maximum value of length
func randNum(maxval int) int {
if maxval <= 0 {
return 0
}
return rand.Intn(maxval)
}