contains

fun contains(sub: String, ignoreCase: Boolean = false): MessageSubscribersBuilder.ListeningFilter<M, Ret, R, RR>

消息内容包含 sub


fun contains(    sub: String,     ignoreCase: Boolean = false,     trim: Boolean = true,     onEvent: MessageListener<M, R>): Ret

消息内容包含 sub 中的任意一个元素