Quick overview

Multilingual world

The hottest languages – Top 5

Cross-platform

Similarities in semantics

Different applications


Java C# COBOL
C Delphi Pascal
(Visual) Basic Ruby Ada
PHP JavaScript Lisp/Scheme
C++ D FoxPro/xBase
Perl PL/SQL Lua
Python SAS ActionScript

Java – the most popular
1.
C
2.
(Visual) Basic
3.
PHP
4.
C++
5.
Source: www.tiobe.com - March 2008

Object-oriented, structured,
Paradigm imperative, object-oriented
imperative
Appeared in 1995 1995
Designed by Rasmus Lerdorf Sun Microsystems
Typing discipline Dynamic, weak Static, strong, safe, nominative
Roadsend PHP, Phalanger,
Major implementations Numerous
Quercus, Project Zero
Objective-C, C++, Smalltalk,
Influenced by C, Perl, Java, C++, C#, Python
Eiffel,[1] Mesa,[2] C#[3]
C#, D, J#, Ada 2005,
Influenced Php4delphi
ECMAScript, PHP, Scala
OS Cross-platform Cross-platform
GNU General Public License /
License PHP License
Java Community Process
Website http://php.net/ http://java.sun.com
Source: www.wikipedia.org

/* Hello World in Java */ /* C-ANSI */
class HelloWorld { #include <stdio.h>
languages
#include <stdlib.h>
static public void main( int main(void) {
are
String args[] ) {
System.out.println( puts(\"Hello World!\");
easy!
\"Hello World!\" );
}} return EXIT_SUCCESS; }
‘ Visual Basic 6 <?php /* C++ (pre-ISO) */
// Hello World in PHP #include <iostream.h>
Private Sub Form_Load() echo 'Hello World!'; ?> main() {
Print \"Hello World\" cout << \"Hello World!\"
<< endl;
End Sub return 0; }
Source: http://roesler-ac.de/wolfram/hello.htm

Java - For Web Applications

C - System Programming

(Visual) Basic - For Easy Programming

PHP - Building Web Pages

C++ - System programming

Source: http://www.scriptol.org/choose.php

Find out more at:

The popularity index - www.tobie.com

Encyclopedia of Programming Languages -

http://www.scriptol.org/choose.php
Loads of interesting links -

http://en.wikipedia.org/wiki/Programming_la
nguage

Your speaker was: Aron Pajczyk.
Aberystwyth Univeristy 1st year undergratuate
afp7@aber.ac.uk