Answer: Idiomatic way to generate a random alphanumeric string in Kotlin

answer re: Idiomatic way to generate a random alphanumeric string in Kotlin

Jan 28 '19

150

Since Kotlin 1.3 you can do this:

fun getRandomString(length: Int) : String {
    val allowedChars = ('A'..'Z') + ('a'..'z') + ('0'..'9')
    return (1..length)
        .map { allowedChars.random() }
        .joinToString("")
}

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