talksik
33 lines
641 B
Go
33 lines
641 B
Go
package utils
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import (
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"math/rand"
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"strings"
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)
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const (
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charset = "abcdefghijklmnopqrstuvwxyz0123456789"
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charsetNumbers = "0123456789"
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)
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// RandomString generates a random string of length n based on self defined charset
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func RandomString(length int) string {
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sb := strings.Builder{}
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sb.Grow(length)
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for i := 0; i < length; i++ {
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sb.WriteByte(charset[rand.Intn(len(charset))])
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}
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return sb.String()
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}
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// RandomStringNumbers
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func RandomStringNumbers(length int) string {
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sb := strings.Builder{}
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sb.Grow(length)
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for range length {
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sb.WriteByte(charsetNumbers[rand.Intn(len(charsetNumbers))])
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}
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return sb.String()
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}
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