// This example demonstrates the 
// System.String.EndsWith(String, StringComparison) method.

using System;
using System.Threading;

class Sample 
{
    public static void Main() 
    {
    string intro = "Determine whether a string ends with another string, " +
                   "using\n  different values of StringComparison.";

    StringComparison[] scValues = {
        StringComparison.CurrentCulture,
        StringComparison.CurrentCultureIgnoreCase,
        StringComparison.InvariantCulture,
        StringComparison.InvariantCultureIgnoreCase,
        StringComparison.Ordinal,
        StringComparison.OrdinalIgnoreCase };

//
    Console.Clear();
    Console.WriteLine(intro);

// Display the current culture because the culture-specific comparisons
// can produce different results with different cultures.
    Console.WriteLine("The current culture is {0}.\n", 
                       Thread.CurrentThread.CurrentCulture.Name);

// Determine whether three versions of the letter I are equal to each other. 
    foreach (StringComparison sc in scValues)
        {
        Console.WriteLine("StringComparison.{0}:", sc);
        Test("abcXYZ", "XYZ", sc);
        Test("abcXYZ", "xyz", sc);
        Console.WriteLine();
        }
    }

    protected static void Test(string x, string y, StringComparison comparison)
    {
    string resultFmt = "\"{0}\" {1} with \"{2}\".";
    string result = "does not end";
//
    if (x.EndsWith(y, comparison))
        result = "ends";
    Console.WriteLine(resultFmt, x, result, y);
    }
}

// This code example demonstrates the 
// System.String.EndsWith(String, ..., CultureInfo) method.

using System;
using System.Threading;
using System.Globalization;

class Sample 
{
    public static void Main() 
    {
    string msg1 = "Search for the target string \"{0}\" in the string \"{1}\".\n";
    string msg2 = "Using the {0} - \"{1}\" culture:";
    string msg3 = "  The string to search ends with the target string: {0}";
    bool result = false;
    CultureInfo ci;

// Define a target string to search for.
// U+00c5 = LATIN CAPITAL LETTER A WITH RING ABOVE
    string capitalARing = "\u00c5";

// Define a string to search. 
// The result of combining the characters LATIN SMALL LETTER A and COMBINING 
// RING ABOVE (U+0061, U+030a) is linguistically equivalent to the character 
// LATIN SMALL LETTER A WITH RING ABOVE (U+00e5).
    string xyzARing = "xyz" + "\u0061\u030a";

// Clear the screen and display an introduction.
    Console.Clear();

// Display the string to search for and the string to search.
    Console.WriteLine(msg1, capitalARing, xyzARing);

// Search using English-United States culture.
    ci = new CultureInfo("en-US");
    Console.WriteLine(msg2, ci.DisplayName, ci.Name);

    Console.WriteLine("Case sensitive:");
    result = xyzARing.EndsWith(capitalARing, false, ci);
    Console.WriteLine(msg3, result);

    Console.WriteLine("Case insensitive:");
    result = xyzARing.EndsWith(capitalARing, true, ci);
    Console.WriteLine(msg3, result);
    Console.WriteLine();

// Search using Swedish-Sweden culture.
    ci = new CultureInfo("sv-SE");
    Console.WriteLine(msg2, ci.DisplayName, ci.Name);

    Console.WriteLine("Case sensitive:");
    result = xyzARing.EndsWith(capitalARing, false, ci);
    Console.WriteLine(msg3, result);

    Console.WriteLine("Case insensitive:");
    result = xyzARing.EndsWith(capitalARing, true, ci);
    Console.WriteLine(msg3, result);
    }
}

/*
Note: This code example was executed on a console whose user interface 
culture is "en-US" (English-United States).

This code example produces the following results:

Search for the target string "Å" in the string "xyza°".

Using the English (United States) - "en-US" culture:
Case sensitive:
  The string to search ends with the target string: False
Case insensitive:
  The string to search ends with the target string: True

Using the Swedish (Sweden) - "sv-SE" culture:
Case sensitive:
  The string to search ends with the target string: False
Case insensitive:
  The string to search ends with the target string: False

*/

//引入命名空间
using System;

class MainClass {

    public static void Main() {
        string[] myStrings = {"To", "be", "or", "not","to", "be"};
        string myString = String.Join(".", myStrings);        
        Console.WriteLine("myString = " + myString);
        if (myString.StartsWith("To")) {
            Console.WriteLine("myString starts with \"To\"");
        }
        if (myString.EndsWith("be")) {
            Console.WriteLine("myString ends with \"be\"");
        }

    
    }
}