is not null发音

意思翻译

不为空

相似词语短语

dentryDOS is null───dentryDOS为零

imei is null───imei为空

user is null───用户为空

not is───不是

is not───不是（歌曲名）

null island───空岛

assert null───断言为空

null definition───空定义

connection holder is null───连接保持器为空

双语使用场景

If it is not null, the regular expression Pattern.matches " [0-9] + \ \. + [0-9] +".───如果不是null，那么规范的表达式Pattern . matches “ [0 - 9] + \ \ .”。

The first one asserts that the calculator instance object is not null, i.e. it exists.───第一个宣称这个计数器实例对象不是空，就像它实际存在一样。

If the value is not null, it is converted into an int value.───如果值尚未为null，那么它会被转化为一个int值。

This routine initially checks if the passed inquiry context is not NULL and if it a context for group member.───它首先检查传递的查询上下文是否非NULL，以及是否是组成员的上下文。

The Boolean returned represents the value true if the string argument is not null and is equal, ignoring case, to the string "true" .───如果该字符串参数不为空（忽略大小写）且等于字符串true，返回表示true的Boolean对象。

In SRE, you can only use IS NULL and IS NOT NULL conditions in the WHERE clause.───但在SRE中，WHERE子句只能使用ISNULL和ISNOTNULL条件。

Operator returns the left-hand operand if it is not null, or else it returns the right operand.───运算符的左操作数非空，该运算符将返回左操作数，否则返回右操作数。

Argument is not null and that it references an instance of the same type as this object.───参数是否非空以及它是否与此对象引用了相同类型的实例。

If the specified array is not null-terminated, the behavior of this constructor is system dependent.───如果指定的数组并非空终止，此构造函数的行为将取决于系统。

英语使用场景

If the customer number is not null, that is, the customer is already known, the left hand path is followed (2), and the customer data is retrieved from the customer registration service (3).

If you assume that an argument is not NULL, for example, use an assertion statement to check for that assumption.