Making a variable available to all forms.. | Bytes (2024)

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rj

Hi all,

How do i make a variable that i can call in all my forms?
I want to get a value when the user logs in, and carry that value
throughout all the forms for queries etc.

Thanks in advance..

Apr 3 '06 #1

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1 Making a variable available to all forms.. | Bytes (1) 1409 Making a variable available to all forms.. | Bytes (2)

SMS_Dev_Dept

Add a New Module to your project and add a friend property like this:

Private m_MyVariable As Object
Friend Property MyVariable() As Object
Get
Return m_MyVariable
End Get
Set(ByVal value As Object)
m_MyVariable = value
End Set
End Property

"rj" wrote:

Hi all,

How do i make a variable that i can call in all my forms?
I want to get a value when the user logs in, and carry that value
throughout all the forms for queries etc.

Thanks in advance..


Apr 3 '06 #2

This thread has been closed and replies have been disabled. Please start a new discussion.

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Making a variable available to all forms.. | Bytes (2024)

FAQs

How to make a variable accessible to all methods in Python? ›

Normally, when you create a variable inside a function, that variable is local, and can only be used inside that function. To create a global variable inside a function, you can use the global keyword.

How to make a PHP variable accessible everywhere? ›

Syntax. In this syntax, "global" is a keyword that tells PHP to make the variable available globally, and "$variable_name" is the name of the variable you want to make global. Run the above syntax in your editor for a better and clear explanation.

How to make a public variable in Visual Basic? ›

We have traditionally used the “DIM” word to declare these variables. When we use only the “DIM” word, it is limited to be used across all Macros but in the same module. Instead of the word “DIM,” we need to use the word either “PUBLIC” or “GLOBAL” to make them available to use across all modules of Macros.

How to create a global variable in a JS file? ›

To create global variable we need to declare the variable outside of any blocks or at the top of the file . and the global variables we can access it anywhere in our program. As shown in the following code example. const globalVar = 20; const checkGlobalVar = () => { if(globalVar) { console.

How do I make a variable accessible to all modules in Python? ›

By defining a variable as global, you make it available to all the functions and modules in your codebase. In the above example, the variable global_var is defined outside of any function, making it a global variable. It can be accessed and modified from within any function by using the global keyword.

What is a variable that is accessible to the entire program? ›

Global Variables

A global variable is defined outside all functions and it accessible to all functions in its scope. A global variable can be accessed by all functions that are defined after the global variable is defined.

How to declare a global variable? ›

You can access the global variables from anywhere in the program. However, you can only access the local variables from the function. Additionally, if you need to change a global variable from a function, you need to declare that the variable is global. You can do this using the "global" keyword.

What is an example of a variable scope? ›

Variable scope refers to the accessibility of a variable in a given program or function. For example, a variable may only be available within a specific function (your apartment key), or it may be available to the entire C program (the shared access key).

How to set a variable as global in PHP? ›

To use a global variable inside a function you have to either define them as global with the global keyword, or refer to them by using the $GLOBALS syntax.

How do you make private variable accessible outside the class? ›

Either using the reflection API or the getters and setters of the property. How do I access a private variable in Java in the same class? Make a public accessor for that variable in the same class. Anything outside that class can access that private variable through these public setter/getter( via an object, ofcourse).

How to declare a variable as public? ›

Use the Public statement to declare public module-level variables. Public variables can be used in any procedures in the project. If a public variable is declared in a standard module or a class module, it can also be used in any projects that reference the project where the public variable is declared.

Can public methods access private variables? ›

An object user can use the public methods, but can't directly access private instance variables. You can make methods private too.

How to make a variable accessible to all functions in JavaScript? ›

Basically when you create your variable using let or const inside of a block ( for loop, if/ else condition or a function) they will only be accessible inside of that block and when you use the same let and const to create a variable outside of a block, they are added to the global scope and can be accessed anywhere ...

What is the scope of a function? ›

Function scope: Variables that are declared inside a function are called local variables and in the function scope. Local variables are accessible anywhere inside the function. Block scope: Variable that is declared inside a specific block & can't be accessed outside of that block.

What is the difference between a local variable and a global variable? ›

Key Difference Between Local Variables and Global Variables

Local variables can be accessed only within the function or block where it is defined, whereas global variables are accessed throughout the entire program.

How do you access method variables in Python? ›

Variable defined inside the method:

The variables that are defined inside the methods can be accessed within that method only by simply using the variable name. Example – var_name. If you want to use that variable outside the method or class, you have to declared that variable as a global. def access_method( self ):

What type of variable is available to all methods in a program Python? ›

In the programming world, a global variable in Python means having a scope throughout the program, i.e., a global variable value is accessible throughout the program unless shadowed.

How do you use variables from other methods in Python? ›

To summarize, when it comes to calling a variable from another function in Python, there are two viable options available: utilizing global variables or employing the return statement. The preferred approach between these two options is contingent on the requirements of the specific scenario.

Which variables are accessible by all methods in the class? ›

Class level scope (instance variables): any variable declared within a class is accessible by all methods in that class. Depending on its access modifier (ie. public or private ), it can sometimes be accessed outside the class.

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