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Eclipse中变量PacketNr监视信息附近的(id = 40)是什么意思?这个id是干什么用的?
ID 只是 eclipse 调试器分配的任意数字。这可用于确定两个引用是否指向同一个对象。所以对同一个对象的两个引用应该有相同的 id。这可以在调试时提供帮助。
那不过是一个unique object-id, eclipse assigns to objects.
unique object-id, eclipse assigns to objects.
它只会帮助调试。