How To Run A Function From A String

Sep 17, 2011

What i am trying to do is call functions from a string that I created The example would be:genoutput is a string I made to concatenate the function calls when a certain combo box item was selected...

Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)Handles Button2.Click
Select Case ComboBox1.SelectedItem

[code].....

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Algorithm String - Function Encrypt And Function Decrypt ?

Jun 13, 2011

I have 1 string : abc @#ABC.xyz123ZYX

Now I need to encode the string:

The encoding alphabetic characters,

CODE:

With this string, after encoding, the result is: zyx @#ZYX.cba123ABC

About Function Encrypt and Function Decrypt?

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Call A Function / String That It Uses Will Be Given To Function To Initiate A Download?

Aug 21, 2009

Some programs implement command parameters, Like my favourite computer game - Crysis - has them and windows media player has them.But how could i implement them in VB.NET..I want to have a component of my program built as a seperate exe - so it can be an Optional component.But of course the seperate exe, on load, needs data passing to it.So i need something like Process.start("Componentname.exe", "/StartDL <Suchandsuchastring>)/StartDL will need to call a function, and the string that it uses will be given to the function to initiate a download?

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String Concatenation String + Function Output + String = String + Function Output And No More?

Feb 4, 2010

The following output produces a string with no closing xml tag. m_rFlight.Layout = m_rFlight.Layout + "<G3Grid:Spots>" + Me.gvwSpots.LayoutToString() + "</G3Grid:Spots>"

This following code works correctly

m_rFlight.Layout = m_rFlight.Layout + "<G3Grid:Spots>" + Me.gvwSpots.LayoutToString()
m_rFlight.Layout = m_rFlight.Layout + "</G3Grid:Spots>" 'add closing tag

What's going on here, what's the reason the first example isnt working and the second is?

The gvwSpots.LayoutToString() function returns a string.

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String Function(s) To Change Only First Letter Of String To Upper Case?

Dec 20, 2010

string function(s) to change only first letter of string to Upper Case?

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.net - Function To Accept List(Of String), Array & String And Similarly Return List(Of String)?

Jul 29, 2011

I want the Function to accept List(Of String), Array & String and similarly return List(Of String), Array & String respectively. The Function simply adds a string (month) to the input collection. I just want to use it for string, array and list with needing to think of conversions.

[Code]...

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Vb String Function - Get The Sub String That Is Talking About Length

Nov 4, 2010

If I have a string Metal is hot : Metal length is 5 cm ; Metal is red. I want to get the sub string that is talking about length: hence I want to extract "Metal length is 5 cm".

[Code]...

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Adding A Function To String?

Nov 26, 2009

Is it possible to make your own function for a String? So you could do this:

Dim String a = "C:Windows"
if a.Exists then 'do something

Is it possible to make your own .Exists?

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C# - Random String Function ?

Jul 31, 2011

I've made a function in C# to create a random string, but I wanted to convert it to VB.NET, unfortunately my knowledge of Visual Basic is much less than my knowledge of C#.

Here is my VB.NET function:

CODE:

As you will see, its not much different from my C# version, except that since VB can take an optional parameter, I allow the user to select what characters to use in the string, or just use the default ones.

Here's the C# version of my function:

CODE:

Again, there's not much different, but the part I'm really struggling on is the conversion between what is the 12th line of VB code, and the 13th line of C# code. I didn't really know how to convert it to VB.NET (as I said, my knowledge of it is very limited), so I used an online converter. The result of the online converter runs with no errors, however when I try to call the function, no string appears.

In short, this C# code works fine:

CODE:

However, this VB.NET code doesn't work:

CODE:

How could I fix my VB.NET code?

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Calling A Function From A String

Jun 2, 2010

I have an XML file with a list of tasks to be executed. One of the elements of the XML file is funcName (function name), which is the name of a function to be executed in my Visual Basic.NET application (v4).I can retrieve the string name of the function, but how do I go about running it? I have two Class files, GUI and DISP.[code]

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Execute A String As Function?

Feb 23, 2010

I'm just wondering how I could have a Textbox, execute "scripts" through it? Like say my Textbox.Text is "MsgBox("test")", how can I execute that function?

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Function For String Fill?

Sep 24, 2009

Is there a function like String.Fill(CharacterToRepeat,HowManyTimesToRepeat)? I'm wanting to add multiple spaces before a string of text.

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Get Random String Function?

Feb 1, 2011

I just want to randomly fill the label with text, I'll put some of the code I need to know what to add to get it, I don't need a click event or anyting just the random part.[code]....

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Return A String From A Function

Jun 27, 2012

I have a class in this class i call a function which should return some string the class connects to an ftp server and list the directory and returns the filenames of the dir.

Code:

Public Function GetFileList(ByVal host As String, ByVal username As String, ByVal password As String, ByVal currentdirectory As String) As List(Of String)
Dim oFTP As FtpWebRequest = CType(FtpWebRequest.Create(host & currentdirectory),

[CODE]..........

So this should return all filenames of that directory

like:

Data1.xml

Data2.xml

Data3.xml

Now i have a form with a listview where i want to call this function and get the files of the "olist"

Code:

Return oList

HOW CAN I DO THAT? i mean how would my sub look like on my form where i want to call that function?

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Return String From C++ Function?

Nov 8, 2011

I am trying to call C++ function from VB.Net code which returns string using PInvoke, but it is returning only single character.

C function Declaration
extern "C" __declspec(dllexport) LPSTR Get_GetDescription(HANDLE)
C function Defination
LPSTR Get_GetDescription(HANDLE resultBreakDown){

[Code].....

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Rotate String Right Function

Jan 29, 2009

Actually i need to rotate or swap this item like below :-

[Code]...

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String Compare Function In VB?

Jul 4, 2011

Here is my code for the string comparison function

Public Function CmpKeys(ByVal oldkey As String, ByVal newKey As String) As Boolean
Dim cmpText As Integer

[code]....

My question is whenever I compare "alt+ctrl+w" with "alt+ctrl+W" it tells me that both the strings are the same, but as you can see that both of these strings are not equal because it got small 'w' and the other one is 'W', how come both of these strings are equal?

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String Replace Function

Mar 20, 2009

It works for the First Replace but not for the Earnings Replace, I want to check a label and if its have a First Character E I need to be replace with

[Code]...

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String To Function And/or Listbox?

Oct 6, 2009

i wish to make something similar to a command-line kind of thing in which one can type a series of words and the program will run the string through a function that splits up the words uses the first word string to find which function needs to be run and makes the other word strings as parameters of the function to run. its kind of like a odd interpreter based scripting language however once this problem is addresed i have a seperate issue.

i then need to output to a new entry on a ListBox that would be named as a parameter of the first function that splits and such that i explained above.
however i do not know of what i can use to input the name of the listbox only then have that add an entry from within the function.

i wish to do it this way so as not to be tied down to the same naming conventions of the list box every time i use it.

in the end i would like to main function to do all of the above and be called simply like this: Comand2Function(inputstring, outputlistbox)

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Using The String Function In VB 2005?

Jun 7, 2009

using the string function in VB 2005:1-When do we use string fucntion with paranthesis and without paranthesis ex:

Me._aldata = New ArrayList
Public Property getitem(ByVal intindex As Integer) As String
Get

[code]....

I'd like to know do i have to put paranthesis at all times?

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Write A Function That Would Get A String Of Text?

Mar 24, 2011

Say I have some text like this: blah blah

this is my text and I like it,some more text here .I am trying to write a function that would get a string of text like that and put it into a single line. I've tried string.replace(vbcrlf, ""), but that doesn't get rid of all the line breaks. Can someone help me out here?

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.net - Calling Vb Sub/Function From A String/label?

May 3, 2011

In my VB code behind the aspx is it possible for me to call a function based upon a click on a string format.e.g.

Sub testSub()
Do Nothing
End Sub

[code]....

Then add my stringtoUse to my control. So that on my control I have two words Hello which when clicked goes to my hyperlink and World which when clicked calls my function/sub.

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Function That Takes A String As A Parameter?

Jan 1, 2012

I have a function that takes a String as a parameter And in it I have variables, so if I call it it's like

Dim Text As String = MyStringConverter("Hello Mr. " & Name & " " & Surname "!")

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Function To Search And Replace A String?

May 15, 2009

I have a VB .NET String. How can I search that string for a character string and replace it with another string?

For example:

Dim rValue As
String = sproc.ExecuteScalar()
' rValue now has the XML string <indracio fire height=23, width - 6>
/* This is the string that I want to search. Replace the words "indracio fire" with the word "lucion time"

How can I search this string for the words "indracio fire" , and replace with the word "lucion time" ?

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Function To Test First Char Of String?

Jan 15, 2012

Function to test first char of string

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Get The String Within A Parenthesis With A Custom Function?

Jul 4, 2009

How can i get the string within a parenthesis with a custom function? e.x. the string "GREECE (+30)" should return "+30" only

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Passing String Returned From Function?

May 2, 2012

I'm trying to establish a connection to my SqlDatabase while getting the connection string from a function. This will eventually lead to dealing with the appconfig file, but for now I'm just getting the basics established.

Imports System.Data.SqlClient
Public Class Form1
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

[code]....

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Retun List Of String From A Function

Nov 27, 2010

i'm trying to return List(Of String) from data layer..When i run these code,it returns null value,but i use string instead of List(Of String),it return single value..

Data layer
Imports System
Imports System.Collections.Generic
Imports System.Text

[Code].....

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String Class Does Not Have Left Function

Mar 15, 2010

Since the string class does not have a Left method, how would you do this in VB.Net. I could use String.SubString(0, x), but the problem with this method is that it throws an exception if the String is not at least x characters long. Should I use the Microsoft.VisualBasic.Left function instead?

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String Manipulation Using Right / Mid / Left Function

Dec 19, 2008

I am trying to do string manipulation of an OpenID in my codebehind. For example, if the user enters " url...I want to do the following:

1. Remove the http:// or https:// if it exists

2. Remove the "/" at the end of the OpenID if it exists

So that all would be returned is url...I have used the Right, Mid and Left functions before with a string that contained spaces but I'm not sure how to accomplish what I'm trying to do here.

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