kotlin获取list随机一个元素

 随机一个元素

val array = mutableListOf("a","b","c","d","e","f")
().take(1).forEach {
    (TAG, "随机元素:$it " )
}

 随机二个元素

val array = mutableListOf("a","b","c","d","e","f")
().take(2).forEach {
    (TAG, "随机元素:$it " )
}