3.7.txt

《Microsoft Visual C# .NET 2003开发技巧大全》源代码

Listing 3.7 Interning a String by Using the Intern Method
using System;
namespace _7_StringBuilder
{
/// <summary>
/// Summary description for Class1.
/// </summary>
class Class1
{
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main(string[] args)
{
string sLiteral = “Automatically Interned”;
string sNotInterned = “Not “ + sLiteral;
TestInterned( sLiteral );
TestInterned( sNotInterned );
String.Intern( sNotInterned );
TestInterned( sNotInterned );
}
static void TestInterned( string str )
{
if( String.IsInterned( str ) != null )
{
Console.WriteLine( “The string \”{0}\” is interned.”, str );
}
else
{
Console.WriteLine( “The string \”{0}\” is not interned.”, str );
}
}
}
}