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Visual Basic 2015 Unleashed
book

Visual Basic 2015 Unleashed

by Alessandro Del Sole
July 2015
Intermediate to advanced content levelIntermediate to advanced
1300 pages
87h 27m
English
Sams
Content preview from Visual Basic 2015 Unleashed

Method Arguments: ByVal and ByRef

Methods can receive parameters and can then work with data provided by arguments. In the .NET terminology, parameters are objects that methods accept and that you write when you declare a method (or lambdas). Arguments are the expressions you pass to a method when you invoke it, and each one satisfies a method’s parameter. The following code shows a simple sample of a method definition receiving an argument and subsequent invocation of that method passing an argument; the method declaration defines a parameter called stringToPrint and then the method body passes an argument to the Console.Writeline method:

Public Sub PrintString(ByVal stringToPrint As String)    Console.WriteLine(stringToPrint) ...

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Publisher Resources

ISBN: 9780134196664Purchase book