The Writer is not a concrete class. Any object that implements write(), end(), and abort() can be a writer making it easy to adapt existing APIs or create specialized implementations without subclassing. There's no complex UnderlyingSink protocol with start(), write(), close(), and abort() callbacks that must coordinate through a controller whose lifecycle and state are independent of the WritableStream it is bound to.
[&:first-child]:overflow-hidden [&:first-child]:max-h-full"，详情可参考heLLoword翻译官方下载
题号题目核心考点496下一个更大元素 I单调栈 + Map 缓存739每日温度下一个更大 + 存索引算距离503下一个更大元素 II循环数组（2 倍长度 + 取模）1019链表中的下一个更大节点链表转数组 + 模板1944队列中可以看到的人数弹栈计数 + 栈顶是否可见1475商品折扣后的最终价格右侧第一个 ≤ cur901股票价格跨度上一个更大（正序）402移掉 K 位数字单调递增栈 + k 限制853车队排序 + 时间比较（可不用栈）581最短无序连续子数组边界 + 最值扩展（非纯单调栈）。Line官方版本下载对此有专业解读
NSMutableData *data = [NSMutableData dataWithLength:arr.size];，推荐阅读搜狗输入法2026获取更多信息