"void of legal force," 1560s, from Middle French nul, from Latin nullus "not any, none," from ne- "not, no" (see un-) + illus "any," diminutive of unus "one" (see one).
雙語例句
1. A spokeswoman said the agreement had been declared null and void.
女發言人稱該協議已宣布無效。
來自柯林斯例句
2. Failure. The NULL value has been passed as a parameter.
失敗. 將空指針NULL傳給了一個參數.
來自互聯網
3. If mem block is NULL, pointer is ignored and free immediately returns.
如果NULL內存塊,操作將被忽略并且函數立即返回.
來自互聯網
4. This function returns the removed node on success, or NULL on failure.
這個函數如果執行成功,將返回被刪除的子節點;如果執行失敗, 將返回null[空值].
來自互聯網
5. A pointer to a NULL - terminated string representing a device instance identifier.