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23 lines
386 B
Go
23 lines
386 B
Go
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// SPDX-FileCopyrightText: 2022-2023 The go-mail Authors
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//
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// SPDX-License-Identifier: MIT
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//go:build go1.19 && !go1.20
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// +build go1.19,!go1.20
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package mail
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import (
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"math/rand"
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"time"
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)
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// randNum returns a random number with a maximum value of length
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func randNum(maxval int) int {
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if maxval <= 0 {
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return 0
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}
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rand.Seed(time.Now().UnixNano())
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return rand.Intn(maxval)
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}
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