C#-এ String.ToCharArray() মেথড একটি স্ট্রিং-এর ক্যারেক্টারগুলোকে একটি ইউনিকোড ক্যারেক্টার অ্যারে-তে কপি করে।
সিনট্যাক্স
public char[] ToCharArray (); public char[] ToCharArray (int beginIndex, int length);
এখানে, beginIndex হলো সাবস্ট্রিং-এর শুরুয়ার ইনডেক্স এবং length হলো সাবস্ট্রিং-এর দৈর্ঘ্য।
উদাহরণ ১
using System;
public class Demo {
public static void Main(String[] args) {
string str1 = "Notebook";
string str2 = "Ultrabook";
char[] arr1 = str1.ToCharArray();
char[] arr2 = str2.ToCharArray();
Console.WriteLine("String1 = " + str1);
Console.WriteLine("String1 ToUpperInvariant = " + str1.ToUpperInvariant());
Console.WriteLine("String1 Substring from index4 = " + str1.Substring(4, 4));
Console.Write("Character array...String1 =");
for (int i = 0; i < arr1.Length; i++)
Console.Write(" " + arr1[i]);
Console.WriteLine("\n\nString2 = " + str2);
Console.WriteLine("String2 ToUpperInvariant = " + str2.ToLowerInvariant());
Console.WriteLine("String2 Substring from index2 = " + str2.Substring(0, 5));
Console.Write("Character array...String2 =");
for (int i = 0; i < arr2.Length; i++)
Console.Write(" " + arr2[i]);
}
}
আউটপুট
String1 = Notebook String1 ToUpperInvariant = NOTEBOOK String1 Substring from index4 = book Character array...String1 = N o t e b o o k String2 = Ultrabook String2 ToUpperInvariant = ultrabook String2 Substring from index2 = Ultra Character array...String2 = U l t r a b o o k
উদাহরণ ২
using System;
public class Demo {
public static void Main(String[] args) {
string str1 = "Welcome!";
string str2 = "Thisisit!";
char[] arr1 = str1.ToCharArray(3, 2);
char[] arr2 = str2.ToCharArray(2, 2);
Console.WriteLine("String1 = " + str1);
Console.WriteLine("String1 ToUpperInvariant = " + str1.ToUpperInvariant());
Console.WriteLine("String1 Substring from index4 = " + str1.Substring(4, 4));
Console.Write("Character array...String1 =");
for (int i = 0; i < arr1.Length; i++)
Console.Write(" " + arr1[i]);
Console.WriteLine("\n\nString2 = " + str2);
Console.WriteLine("String2 ToUpperInvariant = " + str2.ToLowerInvariant());
Console.WriteLine("String2 Substring from index2 = " + str2.Substring(0, 5));
Console.Write("Character array...String2 =");
for (int i = 0; i < arr2.Length; i++)
Console.Write(" " + arr2[i]);
}
}
আউটপুট
String1 = Welcome! String1 ToUpperInvariant = WELCOME! String1 Substring from index4 = ome! Character array...String1 = c o String2 = Thisisit! String2 ToUpperInvariant = thisisit! String2 Substring from index2 = Thisi Character array...String2 = i s
