What is VBScript used for?
VBScript (“Microsoft Visual Basic Scripting Edition”) is an Active Scripting language developed by Microsoft that is modeled on Visual Basic. It allows Microsoft Windows system administrators to generate powerful tools for managing computers with error handling, subroutines, and other advanced programming constructs.
What are VBS procedures and functions?
A Function procedure is a series of VBScript statements enclosed by the Function and End Function statements. A Function procedure is similar to a Sub procedure, but can also return a value. A Function procedure can take arguments (constants, variables, or expressions that are passed to it by a calling procedure).
What are features of VBScript?
Features of VBScript
- VBScript is a lightweight scripting language, which has a lightning fast interpreter.
- VBScript, for the most part, is case insensitive.
- Unlike C++ or Java, VBScript is an object-based scripting language and NOT an Object-Oriented Programming language.
What is VBScript virus?
Summary. Virus:VBS/Invadesys. A is a VBScript virus that infects other script files, spreads to removable drives, terminates processes and may delete files with specific file extensions.
What are the data types available in VBScript?
VBScript has only one data type called a Variant….Data types VBScript.
| subtype | Description |
|---|---|
| Boolean | Logical value: true (numeric value is “nonzero”, usually -1) or false (numeric value is 0) See the notes below. |
| Byte | Integer value (1 byte) in the range: 0 to 255. |
| Integer | Integer value (2 bytes) in the range: -32768 to 32767. |
What two types of procedures can be created using VBScript?
There are two types of VBS procedures: Sub procedures and Function procedures. If you want to execute a series of statements without returning any value, then you can use sub procedures.
How do you delete a VBScript?
How to Delete the VBS Virus
- Open the folder “C:\WINDOWS\System32.” Delete the files “dxdlg.exe” and “boot. vbs.”
- Open the “Start” menu, right-click on “My Computer” and select “Properties.” Select the “System Restore” tab and click the “Turn off System Restore” check box.
- Restart your computer.
What does dim mean in VBScript?
Description. Declares and allocates storage space in memory for variables. The Dim statement is used either at the start of a procedure or the start of a module or scripting block. In the first case, the variable declared using Dim is local to the procedure.
What is VBScript?
VBScript Tutorial. Microsoft VBScript (Visual Basic Script) is a general-purpose, lightweight and active scripting language developed by Microsoft that is modeled on Visual Basic. Nowadays, VBScript is the primary scripting language for Quick Test Professional (QTP), which is a test automation tool.
What are the basic concepts of VB programming?
Basic of VB Scripting Concepts 1 Data types. 1) There is only one data type: Variant. 2 Variables. 1) A variable is nothing but a space in the computer’s memory that can store certain information. 3 Constants. As the name implies a constant is nothing but an unchanging value in a program that is assigned a name. 4 Operators.
How to create and run VBScript code?
You only need 2 simple tools to create and run VBScript code throughout this tutorial: Internet Explorer – any version, but it is good to use IE6 or above. Text Editor – You can use normal text editors like Notepad++ or Microsoft Expression Web or even Notepad to write VBScript code. Let’s start by developing a simple VB Script program.
What are the important topics to learn in VBScript?
In my subsequent tutorials, I will cover other important topics of VBScript like Variables, Constants, Operators, Arrays, Functions, Procedures, Excel Objects, Connections Objects, etc., which in turn will create an easy understanding among the users for learning VBScript Programming Language easily and effectively.