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C# / .NET - get last n characters from string
0 points
In this article, we would like to show you how to get the last n characters from a string in C# / .NET.
Quick solution:
xxxxxxxxxx1
string text = "1234";2
int n = 2;3
string lastCharacters = text.Substring(text.Length - n);4
5
Console.WriteLine(lastCharacters); // 34
The below example shows how to use Substring() method to get the last n characters from the text string.
xxxxxxxxxx1
using System;2
3
public class StringUtils4
{5
6
public static string getLastCharacters(string text, int charactersCount)7
{8
int length = text.Length;9
int offset = Math.Max(0, length - charactersCount);10
return text.Substring(offset);11
}12
13
public static void Main(string[] args)14
{15
Console.WriteLine( getLastCharacters( "1234", 3) ); // 23416
Console.WriteLine( getLastCharacters( "1234", 2) ); // 3417
Console.WriteLine( getLastCharacters( "12", 2) ); // 1218
Console.WriteLine( getLastCharacters( "1", 2) ); // 119
Console.WriteLine( getLastCharacters( "", 2) ); //20
}21
}Output:
xxxxxxxxxx1
2342
343
124
15
