dangling reference 中文意思是什麼
dangling reference
解釋
掛起引用-
To avoid dangling pointers the dangerous situation where a block of memory is freed but a pointer still references it, you must delete the object only after the last reference is released
為了避免懸空指針(一種危險的情況,即一塊內存已經被釋放了,而一個指針還在引用它) ,必須在最後的引用釋放之後才刪除對象。
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