kotlin-stdlib / kotlin.text / random random Common JVM JS Native 1.3 fun CharSequence.random(): Char Returns a random character from this char sequence. Exceptions NoSuchElementException - if this char sequence is empty. Common JVM JS Native 1.3 fun CharSequence.random(random: Random): Char Returns a random character from this char sequence using the specified source of randomness. Exceptions NoSuchElementException - if this char sequence is empty.