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   ► KBProgrammingVB.NetLanguage Basics   Print This     

VB.Net KB: Language Basics Topic



8 Articles Found in the Language Basics Topic 

  KB Article    

Stephen Berry
1. Associative Arrays in Visual Basic (a Dictionary)

An associative array links a set of keys to a set of values. In Visual Basic, associative arrays are implemented as Dictionaries.

This code produces a message box saying "Nevada."

9 years ago, and updated 9 years ago
(1 Comments , last by valeria.p )

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Mike Prestwood
2. VB.Net Associative Array (Dictionary)

An associative array links a set of keys to a set of values. In Visual Basic, associative arrays are implemented as Dictionaries.

This code produces a message box saying "Nevada."

9 years ago, and updated 8 years ago
(2 Comments , last by Edward.W2 )

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Mike Prestwood
3. VB.Net Comparison Operators (=, <>)

Same as VB Classic.

8 years ago

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Mike Prestwood
4. VB.Net Custom Routines (Sub, Function)

VB.Net is a fully OOP language so both Subs and Functions are methods of a class. A Sub does not return a value while a Function does.

9 years ago, and updated 9 years ago

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5. VB.Net Exception Trapping (Try...Catch...Finally)

A common usage of exception handling is to obtain and use resources in a "try-it" block, deal with any exceptions in an "exceptions" block, and release the resources in some kind of "final" block which executes whether or not any exceptions are trapped.

9 years ago, and updated 9 years ago
(1 Comments , last by Anonymous )

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Mike Prestwood
6. VB.Net Logical Operators

VB.Net logical operators:

And and, as in this and that
Or or, as in this or that
Not Not, as in Not This
Xor either or, as in this or that but not both

8 years ago

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7. VB.Net Overloading (Overloads, or implicit)

VB.Net supports both method and operator overloading.

For method overloading, you either use implicit overloading (no special syntax like C#) or use the Overloads keyword. If you use the Overloads keyword, all overloaded methods with the same name in the same class must include the Overloads keyword.

9 years ago, and updated 8 years ago

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8. VB.Net Unary Operators

An operation with only one operand (a single input). The following are the�VB.Net unary operators: +, -, isFalse, isTrue, and Not. A unary operator method can return any type but takes only one parameter, which must be the type of the containing class.

9 years ago, and updated 8 years ago
(2 Comments , last by Anonymous )

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