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1186 votes
16 answers
1.6m views

How to convert UTF-8 byte[] to string

I have a byte[] array that is loaded from a file that I happen to known contains UTF-8. In some debugging code, I need to convert it to a string. Is there a one-liner that will do this? Under the ...
BCS's user avatar
  • 79.1k
538 votes
8 answers
527k views

.NET / C# - Convert char[] to string

What is the proper way to turn a char[] into a string? The ToString() method from an array of characters doesn't do the trick.
BuddyJoe's user avatar
  • 71.4k
388 votes
33 answers
866k views

Using C# to check if string contains a string in string array

I want to use C# to check if a string value contains a word in a string array. For example: string stringToCheck = "text1text2text3"; string[] stringArray = { "text1", "...
Theomax's user avatar
  • 6,828
346 votes
5 answers
328k views

Convert array of integers to comma-separated string

It's a simple question; I am a newbie in C#, how can I perform the following I want to convert an array of integers to a comma-separated string. I have int[] arr = new int[5] {1,2,3,4,5}; I want to ...
Haim Evgi's user avatar
  • 126k
304 votes
13 answers
383k views

How to access random item in list?

I have an ArrayList, and I need to be able to click a button and then randomly pick out a string from that list and display it in a messagebox. How would I go about doing this?
jay_t55's user avatar
  • 11.7k
243 votes
9 answers
483k views

convert string array to string

I would like to convert a string array to a single string. string[] test = new string[2]; test[0] = "Hello "; test[1] = "World!"; I would like to have something like "Hello World!"
user avatar
211 votes
10 answers
604k views

Check if a value is in an array (C#)

How do I check if a value is in an array in C#? Like, I want to create an array with a list of printer names. These will be fed to a method, which will look at each string in turn, and if the string ...
Steven Matthews's user avatar
210 votes
11 answers
409k views

C# declare empty string array

I need to declare an empty string array and i'm using this code string[] arr = new String[0](); But I get "method name expected" error. What's wrong?
aquanat's user avatar
  • 2,147
203 votes
13 answers
554k views

Checking if a string array contains a value, and if so, getting its position

I have this string array: string[] stringArray = { "text1", "text2", "text3", "text4" }; string value = "text3"; I would like to determine if stringArray contains value. If so, I want to locate its ...
MoShe's user avatar
  • 6,487
145 votes
4 answers
357k views

Convert an array to string

How do I make this output to a string? List<string> Client = new List<string>(); foreach (string listitem in lbClients.SelectedItems) { Client.Add(listitem); }
Rob's user avatar
  • 1,575
121 votes
10 answers
187k views

Is string in array?

What would be the best way to look in a string[] to see if it contains a element. This was my first shot at it. But perhaps there is something that I am overlooking. The array size will be no larger ...
Brad's user avatar
  • 21.3k
114 votes
3 answers
50k views

Opposite of String.Split with separators (.net)

Is there a way to do the opposite of String.Split in .Net? That is, to combine all the elements of an array with a given separator. Taking ["a", "b", "c"] and giving "a b c" (with a separator of " ")....
robintw's user avatar
  • 28.8k
107 votes
3 answers
83k views

How can I safely convert a byte array into a string and back? [duplicate]

I don't really care about encoding and stuff, as long as I get back the exact same byte array. So to sum up: How do I convert a byte array into a string, and then that string back into the same byte ...
Svish's user avatar
  • 159k
103 votes
3 answers
227k views

Split and join C# string [duplicate]

Possible Duplicate: First split then join a subset of a string I'm trying to split a string into an array, take first element out (use it) and then join the rest of the array into a seperate ...
Gaui's user avatar
  • 9,009
97 votes
2 answers
113k views

Newtonsoft.Json.Linq.JArray to string array C#

I have a JSON Array like model.Users = ["Joe","Barny","Power","Tester"] the model is dynamic I want to convert model.Users to string[] Users string[] Users = model.Users How can I do that?
Fighter Plane's user avatar

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