How do I know whether a variable is allocated on the heap or the stack?From a correctness standpoint, you don’t need to know. Each variable in Go exists as long as there are references to it. The s…

堆（Heap）：一般来讲是人为手动进行管理，手动申请、分配、释放。堆适合不可预知大小的内存分配，这也意味着为此付出的代价是分配速度较慢，而且会形成内存碎片。