tagged [return]

What is the difference between a "line feed" and a "carriage return"?

What is the difference between a "line feed" and a "carriage return"? If there are two keywords then they must have their own meanings. So I want to know what makes them different and what their code ...

If yield return never occurs, is null returned?

If yield return never occurs, is null returned? The method returns IEnumerable via a yield return statement. If the yield statement never occurs (it's inside conditional logic), will the method return...

6 Aug at 19:37

Return multiple values to a method caller

Return multiple values to a method caller I read the [C++ version of this question](https://stackoverflow.com/questions/321068/returning-multiple-values-from-a-c-function) but didn't really understand...

21 Oct at 00:36

Returning anonymous type in C#

Returning anonymous type in C# I have a query that returns an anonymous type and the query is in a method. How do you write this: ``` public "TheAnonymousType" TheMethod(SomeParameter) { using (MyDC ...

9 Apr at 12:43

Find and replace - Add carriage return OR Newline

Find and replace - Add carriage return OR Newline In the case of following string to be parsed. I want to replace the `~~?` with a `carriage return` Replacing with `\n` just adds the string `"\n"` How...

Return value in a Bash function

Return value in a Bash function I am working with a bash script and I want to execute a function to print a return value: When I execute `fun2`, it does not print "34". Why is this the case?

11 Apr at 21:45

Using yield in C#

Using yield in C# I have a vague understanding of the `yield` keyword in [c#](/questions/tagged/c%23), but I haven't yet seen the need to use it in my code. This probably comes from a lack of understa...

21 Mar at 13:8

Should I return an array or a collection from a function?

Should I return an array or a collection from a function? What's the preferred container type when returning multiple objects of the same type from a function? Is it against good practice to return a ...

24 Jun at 06:25

Return array in a function

Return array in a function I have an array `int arr[5]` that is passed to a function `fillarr(int arr[])`: 1. How can I return that array? 2. How will I use it, say I returned a pointer how am I going...

10 May at 18:55

How do I exit from a function?

How do I exit from a function? i know that in vb.net you can just do `Exit Sub` but i would like to know how do i exit a click event in a button? here's my code:

12 Apr at 21:0

Why doesn't C# support the return of references?

Why doesn't C# support the return of references? I have read that .NET supports return of references, but C# doesn't. Is there a special reason? Why I can't do something like:

14 Nov at 21:38

Gets last digit of a number

Gets last digit of a number I need to define the last digit of a number assign this to value. After this, return the last digit. My snippet of code doesn't work correctly... -

6 Mar at 21:41

Is it bad practice to use return inside a void method?

Is it bad practice to use return inside a void method? Imagine the following code: Is it OK to use a return inside a void method? Does it have any performance penalty? Or it would be better to write a...

16 Aug at 02:5

C# function to return array

C# function to return array I get a syntax error, `;` expected after `return Labels[]

24 Mar at 09:19

C# thread method return a value?

C# thread method return a value? > [Access return value from Thread.Start()'s delegate function](https://stackoverflow.com/questions/1942255/access-return-value-from-thread-starts-delegate-function) ...

23 May at 11:47

How to specify multiple return types using type-hints

How to specify multiple return types using type-hints I have a function in python that can either return a `bool` or a `list`. Is there a way to specify the return types using type hints? For example,...

Method with a bool return

Method with a bool return I was making a method with a `bool` return value and I had a problem: This works But this dosn't, the method can't detect a return value if it's in a IF-statement. How can I ...

27 Sep at 15:24

Return two strings with a function in C#

Return two strings with a function in C# I have a function where I want to return two values. Is this possible? This is my code, but it doesn't seem to like that I want to return two values: ``` publi...

29 Apr at 23:25

What are copy elision and return value optimization?

What are copy elision and return value optimization? What is copy elision? What is (named) return value optimization? What do they imply? In what situations can they occur? What are limitations? - [th...

return empty List in catch block

return empty List in catch block I have a c# function that reads file locations from a Datatable, and returns a List with all the file lcoations to the calling method. In the `Catch` block, I want to ...

11 Apr at 09:1

Start a new line in wpf textbox

Start a new line in wpf textbox I created a small GUI with WPF, containing a Textbox. I want the user to have the ability to start a new line . How do I let the user start a new line in the WPF textbo...

8 May at 14:20

'^M' character at end of lines

'^M' character at end of lines When I run a particular SQL script in Unix environments, I see a '^M' character at the end of each line of the SQL script as it is echoed to the command line. I don't kn...

Can I avoid casting an enum value when I try to use or return it?

Can I avoid casting an enum value when I try to use or return it? If I have the following enum: Can I avoid casting when I return, like this: If not, why isn't an enum value treated as an int by defau

23 Feb at 15:13

How to return a string value from a Bash function

How to return a string value from a Bash function I'd like to return a string from a Bash function. I'll write the example in java to show what I'd like to do: The example below works in bash, but is ...

2 Nov at 21:14

C# Overload return type - recommended approach

C# Overload return type - recommended approach I have a situation where I just want the return type to be different for a method overload, but you can't do this in C#. What's the best way to handle th...

23 May at 19:32