Hence, with no password entered, the function is passed an uninitialized variable and a script error results.
因此，若无密码键入，传递到该函数的是未初始化的变量和脚本错误结果。
So now you have looked at how parameters are passed into a function or script and how to identify options. Now to start processing the options and parameters.
您已经了解了如何将参数传递给函数或脚本以及如何识别选项，现在开始处理选项和参数。
When the user submits a search, an API call is made by dynamically adding a script tag to the page and specifying the name of a callback function.
用户提交搜索时，会动态添加一个脚本标记到页面并指定回调函数的名称，从而进行一次API调用。
To keep administrators or developers from constantly having to modify a script to work a certain way with other values, use variables and supply arguments to the script or function.
这迫使管理员或开发人员不得不经常修改脚本以使用其他值；为了避免这个问题，应该使用变量并为脚本或函数提供参数。
A full working example of each function was demonstrated, aggregated inside a single script to simplify handling of options and other wrappers.
本文演示了每一个功能的完整可用示例，并集成到一个单一脚本中，以简化选项和其他包装器的处理。
So far, you've created a script header and some simple variables and added a function, as shown in Listing 14.
到目前为止，您已经创建了一个脚本标头和一些简单变量，并且添加了一个函数，如清单14所示。
Encapsulating this code into a function makes it easier to understand and reuse, and also makes the script easier to read.
将这些代码封装到一个函数中，便于理解和重用，并且使脚本更加易于阅读。
For an existing function, ability to execute, view script, and delete is provided.
对于现有函数，能够执行、查看和删除脚本。
Part of the beauty of functions and shell scripts is the ability to make a single function or script behave differently by passing parameters to it.
函数和shell脚本的妙处之一是，通过向单个函数或脚本传递参数能够使它们表现出不同的行为。
I load the Scheme script, get a reference to the particular Scheme function, and call it with no arguments.
我将装载scheme脚本，获得对特定scheme函数的引用，然后不带参数调用它。
Rather than wait for the scheduled cron job to take place, you then use the exec PHP function to start the script and convert the file.
这时，可以不必等待计划的cron作业的发生，而是使用execphp函数来启动这个脚本并转换该文件。
To invoke it, use the Show Script context menu option that is available on the table, view, stored procedure, and function nodes in the Server Explorer tree.
要调用脚本设计程序，在Serverexplorer树中使用表、视图、存储过程和函数节点中的Show Script上下文菜单选项。
This simple script connects to the database and sends the ID from the quest into the build_answers function.
这个简单的脚本连接至数据库，并将来自查询的ID发送至build_answers函数中。
A script for generating the EWU value should be written as a function and included in an organization's standard set of shell functions.
生成ewu值的脚本应该编写为一个函数，并把它包含在组织的标准shell函数集中。
This script starts by including the helper function and connecting to the database. It then executes two SQL statements.
此脚本首先包含helper函数并连接数据库，然后执行两条sql语句。
Later the style sheet generates calls into the function and, again, passes a value to the script (through the XSLT position function), as shown in the lines of Listing 7 highlighted in blue.
稍后，样式表在函数中生成调用，并再次将值传递给脚本(通过XSLTposition函数)，如清单7中以蓝色突出显示的行所示。
If the user needs to track malloc and free calls in a particular user function, the malloc.d script can be modified as shown below.
如果用户需要跟踪某个用户函数中的malloc和free调用，那么可以按以下方式修改malloc . d脚本。
The following probe script USES the User Function Entry probe to track malloc routines and display the size of allocation.
下面的探测脚本使用用户函数进入探测跟踪malloc例程，显示分配的内存量。
By using a simple function like exit_msg and a few logical operators, the script could be condensed into the better-looking and easier-to-understand program shown in Listing 14.
只需使用exit_msg这样的简单函数和几个逻辑操作符，这个脚本就可以简化成更漂亮更容易理解的程序，见清单14。
Where myfunc is a script, is the name of the program to search, and is the name of the function to display.
这里myfunc是一个脚本，是要搜索程序的名字，而是要显示函数的名字。
Tracing of arguments passed to function is feasible when probe type is entry and requires function prototype to be defined at the beginning of Vue script or through header file.
当探测类型为入口时，可以探测传递给函数的参数，这要求在vue脚本的开头或通过头文件定义函数原型。
By adding a simple function to display a message and exit with the appropriate return code as well as moving everything into a for loop, the script looks cleaner and is easier to understand.
这个脚本增加了一个简单的函数来显示一个消息并带适当的返回码退出，还把所有操作转移到一个for循环中，这使这个脚本看起来更干净、更容易理解了。
Click Yes and you should see that your Login script has the Getter function, as shown in Figure 8.
点击Yes，你应该可以看到你的Login脚本已经有了Getter功能，如图8所示。
Tracing of arguments passed to the function is feasible when the probe type is entry and requires that the function prototype be defined at the beginning of the Vue script or through a header file.
如果探查类型是入口，就可以探查传递给函数的参数，这要求在vue脚本的开头或通过头文件定义函数的原型。
You can specify XML, HTML, script, or json, and jQuery automatically prepares the result for your callback function so that you can use it right away.
您可以指定xml、script、html或者json,jQuery将自动为回调函数准备合适的结果，这样您便可以立即使用该结果。
Although this article USES Apache and a CGI script for the suggestion engine, the tools built should function with most Web servers.
虽然本文将使用Apache和一个cgi脚本作为建议引擎，但是所构建的工具应该能够在大多数Web服务器上正常运行。
It also sets some default values for the script, and then parses the command-line arguments using the standard Bash shell's getopt function. (Listing 7 shows the output of this usage message.)
它还为此脚本设置了某些默认值，然后使用标准的Bashshell的getopt函数解析这些命令行参数(清单7给出了这个使用消息的输出)。
This is ideal for simple mathematical functions or class getters and setters. Listing 1 shows an example of a JavaFX Script function that adds two Numbers.
这对于简单的数学函数或getter和setter类非常理想。
The authorize.tag file (see Listing 14) has two attributes (named function and script) whose values are passed to the add method of AuthorizedCalls.
tag文件(见清单14)有两个属性(function和script)，这两个属性的值被传递到Authorized Calls的add方法。
Make up incident turn into engine employ agreement analysis and analytical capacity of script of layer can offer accurate strong invasion measure the function.
组合事件生成引擎中应用层的协议分析和脚本的分析能力可以提供非常准确强大的入侵检测功能。
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