is null的意思

is null中文翻譯：

為空

相似詞語短語

dentryDOS is null───dentryDOS為零

imei is null───imei為空

user is null───用戶為空

null island───空島

assert null───斷言為空

null definition───空定義

connection holder is null───連接保持器為空

null bot───空機器人

null byte───空字節

雙語使用場景

If doesn't exist or is NULL, set to and return.───如果不存在或者是NULL，就把設置為并返回。

Therefore, it is null.───因此，它是空的。

If doesn't exist or is NULL, return.───如果不存在或者是NULL，就返回。

This tip addresses one of those cases: the distinction between an array which is null, and an array which has no elements.───這里介紹的技巧用于處理其中的一個情況：一個為“零”的數組和一個沒有元素的數組之間的差別。

Consequently, any information on the investigation that comes from another source is null and void if it has not been validated by the BEA.───因此，從其他來源的任何調查的信息是無效的，如果它沒有被驗證了BEA。

In a Java environment, if an object is null, trying to manipulate it causes an error.───在一個Java環境中，如果一個對象為空，試圖操作它將導致錯誤。

If the value is NULL , the subscription has no scheduled time falling within the specified time range .───如果該值為NULL，則表示訂閱的計劃時間不在指定的時間范圍內。

If the value of the courses property is null, Seam looks for a @Factory annotation, again using the name of the property as a key.───如果courses屬性的值為null，Seam就會再次使用該屬性的名稱作為鍵查找@Factory注釋。

If any one of these parameters is NULL, the corresponding OLE DB initialization property is not set.───如果其中任一參數為NULL，則不設置相應的OLEDB初始化屬性。

英語使用場景

When the principal claim-debt contract is null and void, the guarantee contract shall be null and void accordingly, unless otherwise provided for by law.

This check is null and void.

If that value is null, the project name is used.

If mem block is NULL, the pointer is ignored and free immediately returns.

If this is NULL, the object handle cannot be inherited.

If mem block is NULL, pointer is ignored and free immediately returns.

If it is NULL, the dialog object's parent window is set to the main application window.

This contract is null and void.

An endorsement by the deawee is null and void.