你可以看到文档上，有各种各样的函数。
二重积分可以用来得到关于这个区域的某些信息，或者这个区域上的一个函数的平均值，等等。
We can use that to get information about maybe the region or about the average value of a function in that region and so on.
这也就意味着模型中的所有函数实际上都是该类的一个方法。
This means every function in the model is just a method of that class.
在最后一步中，您在customer_info表的基础上创建了一个视图和函数。
In this final step, you create a view and function on top of the CUSTOMER_INFO table.
这是在网页上显示库存列表的函数。
This is the function that displays the returned inventory list on the Web page.
首先，NEW_OL _ LOCAL表函数实际上一次只返回一行。
First, the NEW_OL _local table function really returns only one row at a time.
诸如math名称空间中的那些函数在这点上是非常理想的。
Functions such as the ones in the math namespace are ideal for this.
使用GetOverlappedResult函数—这种方式与上一种方式有相同的缺点。
Using the GetOverlappedResult function - This approach has the same disadvantage as the approach above.
为此，需要再将一个函数添加到functions . php文件中，并在主页上使用它。
For that, you need to add a second function to the functions.php file and use it on your home page.
如果编译成功，便可以在函数名上单击右键并选择Run。
If the build is successful, you can now right-click the function name and select Run.
该函数使用display过程将一个字符串打印到屏幕上。
This function USES the display procedure to print a string to the screen.
区域R的面积是函数1在R上的二重积分。
没有实现上一篇专栏文章中解释过的followpos函数。
The followpos function, which was explained in the previous column, was not implemented.
返回值是该函数push到栈上的对象的数量。
The return value is the number of objects the function pushed on the stack.
这些数据上需要应用map函数。
扩展函数调用rdf模型上的complete方法。
The extension function calls the complete method on the RDF model.
这个调用实际上编译成一个内联函数。
还可以立即保存在命令行上编写的任何函数。
You can also instantly save any function you write at the command line.
原则上，该函数只是建立一个二进制编码的路径。
In principle the function does nothing other than building a binary-encoded path.
此外，一个看上去很方便的函数实际上可能不仅仅只是具有方便的好处。
In addition, what might look like a convenience function can actually be more than that.
另外，正如您后面将会看到的，NEW_OL _ LOCAL表函数实际上是写一个表。
Second, the NEW_OL _local table function, as you will see later, actually writes to a table.
您能实现一个“重复上一条指令”的函数吗？
也就是向量场f实际上是一个函数的梯度。
Say that f, our vector field is actually the gradient of some function.
至少在形式上，实例化对象与调用函数相似。
In form at least, instantiating an object is similar to calling a function.
实际上，稍加实践之后，就可以象普通函数那样容易地使用生成器。
In fact, after very little practice, generators seem as obvious as ordinary functions.
事实上，几个其他函数也可以提供类似功能。
In fact, several other functions provide similar functionality.
现在，正如您之前看到的一样，函数调用实际上是通过寄存器来传递参数的。
Now, as you saw earlier, function calls actually pass their parameters through registers.
注意，这些元素上设置了与鼠标操作相关的三个事件处理函数。
Notice that these elements have three different mouse action-related event handlers.
splitter基本上类似于全局通用函数，但其对范围的控制更好。
TextSplitter.splitter is basically similar to a global utility function, but with somewhat better control of scope.
实际上，它类似于以上这些语言中的sprintf函数。
It is, in fact, the same as the sprintf function in those languages.
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