get first 2 characters of string c# code example

Example 1: c sharp substring

// To get a substring of a string use 'Substring()'
// The first value is the index of where to start and the second
// value is the lenght of the substring.
string str = "Hello World!"
str.Substring(3, 4) // Output: "lo W"
  
// If you only give a starting index, it will go until the end
str.Substring(3) // Output: "lo World!"

Example 2: c# get first 5 characters of string

string result = str.Substring(0,5);

Example 3: how to look for substring in string in c#

String phrase = "this is the ultimate string";

Console.WriteLine(phrase.Contains("this")); //returns True
Console.WriteLine(phrase.Contains("python")); //returns False