What is the difference between the Sub procedure and function?
VBA Sub vs Function: Key Differences A sub performs a task but does not return a value. A function returns a value of the tasks performed. Subs can be recalled from anywhere in the program and in multiple types. Functions are called by a variable.
What is the difference between functions and sub procedures in VBScript explain using suitable examples?
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. If you want to execute a series of statements and return a value, then you need to use function procedures.
What is different between procedure and function?
Function is used to calculate something from a given input. Hence it got its name from Mathematics. While procedure is the set of commands, which are executed in a order.
What is sub in VB Script?
A Sub procedure is a series of VBScript statements, enclosed by Sub and End Sub statements, that perform actions but don’t return a value. A Sub procedure can take arguments (constants, variables, or expressions that are passed by a calling procedure).
What is the main procedure?
Every Visual Basic application must contain a procedure called Main . This procedure serves as the starting point and overall control for your application. The . NET Framework calls your Main procedure when it has loaded your application and is ready to pass control to it.
Why are sub procedures used?
A sub procedure is usually used to accept input from the user, display information, print information, manipulate properties or perform some other tasks. It is a program code by itself and it is not an event procedure because it is not associated with a runtime procedure.
Is a procedure a function?
Procedures or functions? Functions differ from procedures in that functions return values, unlike procedures which do not. However, parameters can be passed to both procedures and functions.
What are the types of VB Script procedures?
VBScript has two kinds procedures: Sub procedure. Function procedure….VBScript Procedures
- is a series of statements, enclosed by the Sub and End Sub statements.
- can perform actions, but does not return a value.
- can take arguments.
What are the three components of a procedure?
The procedure body has three parts: an optional declarative part, an executable part, and an optional exception-handling part.
When to use function and procedure in VBScript?
VBScript Functions. If you want to execute a series of statements and return a value, then you need to use function procedures, commonly known as function. Function procedures start and end with Function and End Function statements respectively. A function procedure may or may not take input.
What is the difference between sub and function in VB6?
answered Apr 13 ’12 at 13:27. +1. The manual says: “Like a Function procedure, a Sub procedure is a separate procedure that can take arguments, perform a series of statements, and change the value of its arguments. However, unlike a Function procedure, which returns a value, a Sub procedure can’t be used in an expression.”.
When to use sub procedure or function procedure?
Function procedure: The function procedure is used if you want to return a value. If you want to execute a series of statements without returning any value, then you can use sub procedures. Sub procedures start and end with Sub and End Sub statements respectively. Sub procedures can take arguments, but cannot return a value.
How are intrinsic functions used in VBScript sub procedure?
The following Sub procedure uses two intrinsic, or built-in, VBScript functions, MsgBox and InputBox, to prompt a user for some information. It then displays the results of a calculation based on that information. The calculation is performed in a Function procedure created using VBScript.