Figure 24 shows how to add a breakpoint to line 47 of your servlet, where you declare the variable numB.
图24显示出如何在servlet的第47行(声明了变量numB)加入断点。
You can declare a local variable simply by creating an expression containing only the name of the variable, and assigning a value to it.
只需要创建一个仅包含变量名称的表达式，并为其指定一个取值，就可以声明一个局部变量。
Imagine writing two methods that each declare a locale variable with the exact same name.
想象一下，如果写了两个方法，每个都声明了一个局部变量，且名字一致。
The first line USES the val keyword to declare a read-only variable named book.
在第一行我们使用了val关键字来声明一个只读变量book。
This tag lets a template declare and use a global variable, using the full power of XPath to manipulate that variable at any point.
该标签允许模板声明和使用一个全局变量，使用XPath的全部能力来在任何时候操纵该变量。
No matter where you declare a variable or function, the extern keyword allows other files to use it without knowing where it was defined.
不管在哪里声明一个变量或函数，extern关键字都允许其他文件在不确定其定义位置的情况下使用该文件。
To create a filesystem with fuse, you need to declare a structure variable of type fuse_operations and pass it on to the fuse_main function.
要使用fuse来创建一个文件系统，您需要声明一个fuse_operations类型的结构变量，并将其传递给fuse_main函数。
You use the function keyword to denote the start of a function and the var keyword to declare local (as opposed to global) variables, but you do not include the type of the variable being declared.
您可以使用function关键字开始函数的声明，使用var关键字来声明局部变量(这与全局变量不同)，但是不用包括正在声明的变量的类型。
You need to declare and initialize a variable for the web service, as shown in Listing 12.
您需要为Web服务声明和初始化一个变量，如清单12。
In other words, you can declare a variable in XPath and assign it a value from the XPath.
换句话说，您可以在XPath中声明变量并从XPath中为其赋值。
The calculator makes use of the local statement to declare x as a local variable that is available only within the scope of the mycalc function.
这个计算器利用local语句将x声明为局部变量，只能在mycalc函数的范围内使用。
You can declare a button first as a variable or define it directly in the parent object's content attribute. Listing 9 displays the definition of the Back button
可以首先将一个按钮声明为一个变量，或者直接在其父对象的content属性中定义它。
Finally, we need implicitly typed variables, so that we can assign the query to a variable without having to declare its type explicitly.
最后，我们需要使用隐式类型化变量，这样就可以为变量分配查询，不必显式声明其类型。
However, this WSDL file, or the contract, does not declare which element (s) may be a required or optional variable for the invocation.
然而，WSDL文件，或者说协议并没有指明哪一个元素是调用服务必须的或可选的变量。
In line 11, you declare a proxy variable to use to invoke the service.
11行，声明了一个代理变量以激活服务。
So you can add, remove and replace elements of a global list or dictionary, but if you want to reassign the variable, you have to declare it.
所以你可以在全局的列表或者字典里面添加、删除或者替换元素，但如果你要重新给这个全局变量赋值，就必须要声明了。
In this example, we also need to declare and initialize a variable to handle the Address complex type returned by the Web Service, shown in Listing 13.
在这里实例中，我们也需要声明和初始化一个变量，用来处理Web服务返回的Address复杂类型，如清单13。
The JSP container will implicitly declare one for you and make it available through the out variable.
JSP容器将会为您隐式地声明一个，并通过out变量提供给您。
The only thing worth nothing is that when you declare a new variable (or column) you will need to specify the Type for the variable.
唯一不值得的事情是，当您声明一个新的变量(或者列)时，需要为变量指定Type。
To declare a static property, place the keyword static after the visibility modifier, directly in front of the property variable.
要声明静态属性，将关键字static放在可见度修饰符后面，直接位于属性变量前面。
With the diet problem, you saw how to formulate a simple, multi-variable problem, how to declare bidimensional parameters in GNU MathProg, and how to interpret the results of a minimization problem.
在日常饮食问题中，我们看到了如何对一个简单的多变量问题进行建模，如何在GNUMathProg中声明二维参数，以及如何解释最小化问题的结果。
It would be better if you could give this constant a name and then use it everywhere in the program. You could, of course, simply declare it as a local variable by writing.
这样的话，如果可以给这个常量一个名字，然后在程序所有需要的地方通过名字来使用这个常量，将会非常方便。
Declare a variable for the SipFactory and import it. Then, in the servlet initialization, set the SipFactory.
为SipFactory声明一个变量，并导入该变量。
You could create nine separate string variables, one for each player, or you could declare an array variable that looks something like the code below.
您可以创建九个单独的字符串变量，每个队员一个，或者声明一个类似于以下代码的数组变量。
These data types allow you to declare a set of names or other literal values that define all the possible values that can be assigned to a variable.
使用这些数据类型可以声明一组名称或其他文本值，用于定义可以赋给某个变量的所有可能值。
We will declare an integer variable here for our word-counting program that holds the number of words counted by the program.
这里我们将为字数统计程序声明一个整型变量，来保存程序统计出来的字数。
You declare each parameter for a procedure the same way you declare a variable, specifying its name and data type.
声明过程的每个参数与声明变量的方法一样，都是指定其名称和数据类型。
If the identifier is a formal parameter or local variable, declare it with auto storage.
如果该标识符是形参或局部变量，则使用自动存储声明它。
If you declare a local variable or function parameter with the same name as a global variable, you effectively hide the global variable.
如果给一个局部变量或函数的参数声明的名字与某个全局变量的名字相同，那么就有效地隐藏了这个全局变量。
If the identifier is a global variable, declare it with no storage class (auto storage).
如果该标识符是全局变量，则在不使用存储类(自动存储)的情况下声明它。
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