您可以通过定义一个变量名来扩展它。

You can extend it by defining a variable name.

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定义一个变量，指向包含布局信息的JSON文件，如下所示。

Define a variable pointing to the JSON file that contains the layout information as shown here.

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例如，假设您必须定义一个变量，该变量的值表示一周中的一天。

For example, assume that you have to define a variable whose value will represent a day of the week.

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var属性定义一个变量，称为row，可用来在呈现期间访问当前行的数据。

The var attribute defines a variable named row, which is used to access the current row's data during rendering.

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您可以在一个测试中定义一个变量，以获取和存储测试数据，然后在第二个测试中引用测试变量。

You can define a variable in one test to capture and store test data and then reference the test variable in a second test.

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具体地，您需要为您在视图上定义的每一个动态组件创建一个实例变量。

Specifically, you need to create an instance variable for each dynamic component that you defined on the view.

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如果需要的话，可以在脚本包定义中为这些变量提供一个默认值。

You can supply a default value for these variables within the script package definition if you wish.

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您需要定义一个工作流级别的文本类型变量来存储用户输入。

You need to define a workflow-level variable of text type to store the user input.

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在代码部分，定义了一个函数地址，方法同上述定义全局变量的相同——只需在它们的名称之后跟上一个冒号。

In the code section, you define a function's address the same way you defined addresses for global variables above — just put their name followed by a colon.

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断言所使用的实际标识在WEB应用程序中定义为一个环境变量：WEB_USER2，其值为user2。

The actual identity used for assertion is defined in the WEB application as an environment variable: WEB_USER2, with the value of user2.

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这个示例定义一个不带关联值的DB2_HOSTNAME变量，因此该值需要在部署前定义。

This example defines a DB2_HOSTNAME variable with no associated value, so the value will need to be defined before deployment.

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每个实例变量对应前面定义的一个ui元素。

Each of these corresponds to a UI element defined earlier.

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var属性定义一个迭代变量，以便在输出列内容时使用。

The var attribute defines an iteration variable used in outputting the column content.

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要定义一个工作流级的变量，单击环绕整个工作流的矩形，如图8中强调的。

To define a variable at workflow level, click on the rectangle wrapping the entire workflow definition, highlighted in Figure 8.

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将您的后端bean定义为一个webflow变量。

Define the backing bean as a webflow variable.

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在侦听器端口配置属性中，需要定义一个MaxSessions变量，如图7所示。

In the listener port configuration properties, you need to define a Max Sessions variable as shown in Figure 7.

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对于- opt，只有为列出的所有变量定义一个值时，才能将arg的值用作替换值。

For -opt, the value of arg is used as the replacement value only if a value has been defined for all of the listed variables.

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然后，还需要在cmdlineparser类上定义一个类级别的变量，定义用于代表选项的实际字符串值。

Second, you need to define a class-level variable on the CmdLineParser class as well that defines the actual string value to represent the option. You can do this by adding this line.

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第14行定义了决策变量，这是一个包含5个元素的PROD集合的数组。

Line 14 defines the decision variables, a five-element array on the PROD set.

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ActiveRecord类定义一个静态的 $table变量，它会相继被Customer和Sales子类覆盖来指定SQL表名 custdb 和salesdb。

The ActiveRecord class defines a static $table variable, which is subsequently overridden by the Customer and Sales subclasses to specify the SQL table names custdb and salesdb.

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SetValueBindingHandler 只定义了一个变量并把变量放置在Facelets 作用域内，这样您的逻辑标记就可以重用该变量。

The SetValueBindingHandler just defines a variable and puts the variable in the Facelets scope so your logic tags can reuse the variable.

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首先要定义一个名为counter的，变量。

So declare as we'll say a variable, a placeholder called counter.

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它只保存一段数据：一个字符串、一个数字、未定义的值以及对另一个变量的引用。

They hold only one piece of data: a string, a number, the undefined value, a reference to another variable.

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函数可在另一个函数内定义，还可赋给全局变量或作为结果返回。

Functions can be defined within another function and assigned to global variables or returned as results.

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为绕过这个限制，我使用一个数据结构来为每个数组元素定义一个已命名指示符变量。

To get around this I use a data structure to define a named indicator variable for each array element.

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由于过滤条件中选定的路径上的预期值是在执行时才确定的，因此需要将它定义为一个变量。

Since the expected value at the selected path in the filter condition is only decided during execution, it needs to be defined as a variable.

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然后，清单6使用新定义的枚举作为一个成员变量的类型。

Then, Listing 6 USES the new enumeration as the type for the member variable.

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然后每一项操作会创建一个范围，以为 UML行为中定义的变量提供一个位置。

Then a scope is created for each operation to provide a place for variables defined in the UML behavior.

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在一个简单的实例中，内存映射工具使您能够为一个复杂的变量定义一个布局，例如一个集团或者一个结构。

In a simple case, the memory map tool enables you to define a layout for a complex variable, such as a union or a structure.

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在标签中定义的列标题变量，是在下一个步骤中被定义的。

The column heading variables, defined in the tag, are defined in the next step.

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