LUA

how to cjeck if a string has a word c#

using System;

public class Demo {
   public static void Main() {
      string s = "Together we can do so much!";
      if (s.Contains("much") == true) {
         Console.WriteLine("Word found!");
      } else {
         Console.WriteLine("Word not found!");
      }
   }
}

check if string is in string[] c#

Using System.Linq;


if(stringArray.All(stringToCheck.Contains)){
	//Process
}

check if string is in string[] c#

string stringToCheck = "text1";
string[] stringArray = { "text1", "testtest", "test1test2", "test2text1" };
foreach (string x in stringArray)
{
    if (x == stringToCheck)
    {
        // Process...
    }
}

C# check if a string contains only a particular character

// This is to check if a string contains only the question mark "?".

string input = "???";
bool isAllQuestion = input.All(c => c=='?');
Console.WriteLine(isAllQuestion);
Console.ReadLine();

// output: True