And it can provide signal to sonar system for the use of function check and capability test.
同时还生成并向声纳系统提供这些信号作为声纳功能检查或性能测试之用。
You're passing the name of the tag being created to the new function check (which you'll define in a moment).
您将创建的标记名称传给新函数check(这个函数稍后将做定义)。
For long-running tasks I like to have the inner function check to see if there exists a file of a given name and if so, source it into its environment.
我喜欢长时间运行的任务有内部功能检查是否存在一个给定名称的文件，如果这样，源到它的环境。
This check function reports the number of rules processed and how many passed or failed.
这个检查功能报告处理的规则数量和通过或失败的规则数量。
If there are no hits, you might want to create one temporarily just to check that the search function works.
如果没有找到任何结果，您可能要临时创建一个结果来检查搜索功能是否有效。
A service might be a business function, such as check customer credit, or it might be a system capability, such as log in user.
服务可以是一项业务功能，比如检查客户的存款余额，也可以是一项系统能力，比如登录用户。
To do this, make a HEAD request and then check for a 404 error in your callback function; Listing 11 shows a sample callback.
要实现这种功能，生成一个HEAD请求，然后在回调函数中检查404错误；清单11给出了一个简单的回调函数。
In XSLT 2.0, you can use a second argument to further check if a particular function that supports a specific number of arguments, or arity, is supported.
在XSLT 2.0中，可以使用第二个参数进一步检查某个函数是否支持特定数量或者任意的参数。
The first step before reusing anything, even a small function, is to check its documentation to see if there's a security warning about it.
开始重用任何组件之前，即使是很小的一个函数，我们要执行的第一个步骤都是检查这个组件的文档，从而了解其中是否提及了安全性警告。
Some disciples espouse using exceptions to check parameters and other preconditions, and error codes to report processing errors within the function.
某些派别的信徒支持使用异常来检查参数和其他的前置条件，使用错误编码来报告程序中出错的处理。
Check it out for the CPP section, and pick up the function you are interested in.
查看CPP部分，选择您感兴趣的函数。
It then USES the built-in isdirectory function to check whether the requested directory exists.
然后它使用内置的isdirectory函数来检查请求的路径是否存在。
mwarn-framesize=framesize and -mwarn-dynamicstack: These options cause a compile-time check whether a function exceeds a given stack frame size or uses dynamically sized stack frames.
mwarn-framesize=framesize和 -mwarn-dynamicstack：这些选项会引起在编译时检查函数是否超过给定的堆栈帧（stack frame）大小或使用动态调整的堆栈帧。
In this example, you want the getopt function to check for the existence of any of the option letters in that string, and each should have a value.
在这个示例中，希望让getopt函数检查命令行中是否有任何选项字母，而且每个选项应该有一个值。
You use the access_ok function to check the validity of the pointer in user space that you intend to access.
您可以使用 access_ok函数在您想要访问的用户空间检查指针的有效性。
It is aligned to the business perspective of a service, which typically represents a discrete business function (for example, check credit, open account).
与服务的业务透视图保持一致，服务通常表示离散的业务功能(例如，检查信用、开立帐户)。
You can now run this function on users.php and check to see if a particular user ID is in the array.
现在可以在users.php 上运行这个函数，检查某个用户ID是否在该数组中。
That is, we no longer check that the final balance of the test account is correct; we would check that function in the unit test for the Transaction object, not the AtmGui object.
也就是说，我们不再检查测试帐户的最终余额是否正确；我们将在对Transaction对象的单元测试中检查该函数，而不是在对atmgui对象的单元测试中。
I can also just call the if_error function every time I want to check to see if something failed, as shown in Listing 11.
每当我希望检查某些操作是否失败时，我还可以仅调用if_error函数，如清单11所示。
The luaL_checknumber() function can also be used to check arguments, printing an informative error message and aborting execution of the function.
luaL_checknumber()函数还可以用于检查参数，并且还能打印包含信息的错误消息，以及中断函数的执行。
You could modify the parseOpts() function to check for multiple occurrences of the same command line option, but you’ll have to decide how valuable adding that kind of check would be.
可以修改parseOpts()函数，让它检查同一个命令行选项多次出现的情况，但是您必须判断添加这种检查有多大价值。
When the kernel function sys_init_module is called, it begins with a permissions check to see whether the caller can actually perform this operation (through the capable function).
当调用内核函数sys_init _ module时，会开始一个许可检查，查明调用者是否有权执行这个操作(通过capable函数完成)。
The read_file function USES the stat function call to check the modification time of the file, only re-reading the contents of the file if it changed since the last time the file was loaded.
read _ file函数使用stat函数调用检查文件的修改时间，只有在上一次装载之后修改了文件的情况下，它才重新读取文件的内容。
The message you want to display for that particular error check is passed to the if_error function.
对应于该特定错误检查的消息将传递给if_error函数。
This interface includes the pam_acct_mgmt() function to check whether authenticated users should receive access to their accounts.
这个接口包含 pam_acct_mgmt()函数，这个函数检查通过身份验证的用户是否应该获得对他们的帐号的访问。
You can also use the is_boolean function to check whether the supplied value is true or false.
还可以使用is _ boolean函数检查提供的值是true还是false。
Check for the presence of the global function openDatabase, which is used for creating and accessing client-side databases.
检测是否有全局函数opendatabase，这个函数用于创建和访问客户端数据库。
Finally, in the beginning of the _handle function, we check to see if the headers have the name key.
最后，在_ handle函数的开头，我们将检查头中是否有name键。
Update 4 USES the XMLVALIDATE function to check whether the updated document is valid according to the XML schema with the identifier "cust.custschema."
更新4使用XMLVALIDATE函数根据XML模式(“ cust .custschema ”)检查更新后的文档是否是有效的。
Older Japanese regard post offices, which play a social function (postmen check up on old people, for example, and pick up their prescriptions), as a mark of civilisation.
年老的日本人将邮政视作文明的标志，因为邮政担负着一些社会功能，比如邮政人员检查老年人并挑拣出他们的处方。
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