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, SIP, IAX, H.323. Skype, eBay 2005, , , . 2009 eBay Skype . ³ 2011 Skype Microsoft.
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, , , . , , , : C++, C#, Java, Delphi. C# Java C++, ++. :
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1990- ++ . , , , 볺 , . ++ , , : # Java.
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:
#include <iostream>
using namespace std;
int main() {
int age; //
cout << "How old are You?\n"; // ?
cin >> age; //
cout << "You are " << age << "years old\n"; //
return 0;
}
:
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:
using System;
class ExampleClass
{
static void Main()
{
Console.WriteLine("Hello, world!");
Console.ReadKey(); }}
3.Object Pascal '- , Pascal, Delphi. 1986 Apple ' Pascal, Object Pascal. 1989 Borland Turbo Pascal 5.5, '-. , Turbo Pascal , '- . 1995 ' Borland Delphi 1.0, Object Pascal Turbo Pascal. Borland Delphi. , , c Pascal. 2001 , Delphi 6.0, Borland Object Pascal , Borland Delphi, Delphi.
:
program ObjectPascalExample;
type
THelloWorld = class
procedure Put;
end;
procedure THelloWorld.Put;
begin
Writeln('Hello, World!');
end;
var
HelloWorld: THelloWorld;
begin
HelloWorld:= THelloWorld.Create;
HelloWorld.Put;
HelloWorld.Free;
end.
4.Java ( ; ) '- , Sun Microsystems 1995 Java. Oracle, Sun Microsystems 2009 . C C++. , Java , .
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- Java -. 1998 . Sun Microsystems Java 2 ( J2SE 1.2), . , J2EE , J2ME , . 2006 , J2 Java EE, Java ME Java SE, . 13 2006 Sun Java GNU General Public License (GPL). 8 2007 , Java GPL, , Sun .
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