:first-child]:h-full [&:first-child]:w-full [&:first-child]:mb-0 [&:first-child]:rounded-[inherit] h-full w-full
The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.
。关于这个话题，搜狗输入法下载提供了深入分析
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“You can’t collect biometrics on a kid,” he told Fortune. “And so how do you verify someone is 13 without verifying, without collecting a thing, that they’re 13.”