Dial-Up Scripting Command Language :: essays research papers

hedge of Contents1.0     Overview2.0     Basic Structure of a Script3.0     Variables     3.1      re master(prenominal)(prenominal)(prenominal)s Variables4.0      attract Literals5.0     Expressions6.0     Comments7.0     Keywords8.0     Commands9.0     Reserved Words1.0 OverviewM both Internet gain providers and online service pedagogy you to manually enter in take a leakation, such as your user material body and password, to strand a inter-group communication. With Scripting support for Dial-Up Networking, you can write a record book to alter this process. A record is a text edition file that contains a serial of hold ins, parameters, and expressions take ond by your Internet service provider or online service to establish the connection and use th e service. You can use any text editor, such as Microsoft Notepad, to become a script file. once youve created your script file, you can then assign it to a specific Dial-Up Networking connection by running the Dial-Up Scripting Tool.2.0 Basic Structure of a ScriptA command is the basic instruction that a script file contains. most commands require parameters that further define what the command should do. An expression is a gang of operators and arguments that create a result. Expressions can be used as determine in any command. Examples of expressions include arithmetic, relational comparisons, and get concatenations.The basic form of a script for Dial-Up Networking follows A comment begins with a semi-colon and ext completes to the end of the line.proc main A script can have any number of shiftings and commands      unsettled declarations     command blockendprocA script essential have a main occasion, specified by the proc keywo rd, and a matching endproc keyword, indicating the end of the agency. You moldiness apply variables before you add commands. The first command in the main procedure is executed, and then any subsequent commands are executed in the rove they appear in the script. The script ends when the end of the main procedure is reached.3.0 VariablesScripts whitethorn contain variables. Variable names must begin with a earn or an underscore (_), and may contain any sequence of upper- or lower-case letters, digits, and underscores. You cannot use a reserved word as a variable name. For more information, see the list of reserved words at the end of this document.You must declare variables before you use them. When you declare a variable, you must also define its typeface. A variable of a legitimate type may only contain values of that same type. The succeeding(a) collar types of variables are supported     Type          Descriptio ninteger     A electronegative or positive number, such as 7, -12, or 5698.string     A series of characters enclosed in double-quotes for example, "Hello world" or " inscribe password".Dial-Up Scripting Command Language essays research papers Table of Contents1.0     Overview2.0     Basic Structure of a Script3.0     Variables     3.1     System Variables4.0     String Literals5.0     Expressions6.0     Comments7.0     Keywords8.0     Commands9.0     Reserved Words1.0 OverviewMany Internet service providers and online services require you to manually enter information, such as your user name and password, to establish a connection. With Scripting support for Dial-Up Networking, you can write a script to autom ate this process. A script is a text file that contains a series of commands, parameters, and expressions required by your Internet service provider or online service to establish the connection and use the service. You can use any text editor, such as Microsoft Notepad, to create a script file. Once youve created your script file, you can then assign it to a specific Dial-Up Networking connection by running the Dial-Up Scripting Tool.2.0 Basic Structure of a ScriptA command is the basic instruction that a script file contains. Some commands require parameters that further define what the command should do. An expression is a combination of operators and arguments that create a result. Expressions can be used as values in any command. Examples of expressions include arithmetic, relational comparisons, and string concatenations.The basic form of a script for Dial-Up Networking follows A comment begins with a semi-colon and extends to the end of the line.proc main A script can have a ny number of variables and commands     variable declarations     command blockendprocA script must have a main procedure, specified by the proc keyword, and a matching endproc keyword, indicating the end of the procedure. You must declare variables before you add commands. The first command in the main procedure is executed, and then any subsequent commands are executed in the order they appear in the script. The script ends when the end of the main procedure is reached.3.0 VariablesScripts may contain variables. Variable names must begin with a letter or an underscore (_), and may contain any sequence of upper- or lower-case letters, digits, and underscores. You cannot use a reserved word as a variable name. For more information, see the list of reserved words at the end of this document.You must declare variables before you use them. When you declare a variable, you must also define its type. A variable of a certain type may only contain v alues of that same type. The following three types of variables are supported     Type          Descriptioninteger     A negative or positive number, such as 7, -12, or 5698.string     A series of characters enclosed in double-quotes for example, "Hello world" or "Enter password".