（四）其他无故侵扰他人、扰乱社会秩序的寻衅滋事行为。
* 获取数字的第digit位（从右往左，0表示个位）。Line官方版本下载是该领域的重要参考
What follows is a proof of concept: it's not a finished standard, not a production-ready library, not even necessarily a concrete proposal for something new, but a starting point for discussion that demonstrates the problems with Web streams aren't inherent to streaming itself; they're consequences of specific design choices that could be made differently. Whether this exact API is the right answer is less important than whether it sparks a productive conversation about what we actually need from a streaming primitive.，详情可参考heLLoword翻译官方下载
And more concept art for the project!