Explaining what is Codeigniter Framework.

2. What is
CodeIgniter
What is
Framework
Pros and Cons of
Codeigniter
History of
CodeIgniter
Why
codeIgniter
popular

3. What is Framework

4. In general, a framework is a real or
conceptual structure intended to serve as a
support or guide for the building of
something that expands the structure into
something useful.
WHY we use a Framework
A framework is not absolutely necessary:
it is “just” one of the tools that is available
to help you develop better and faster.

6. What is
CodeIgniter

7.  CodeIgniter
is an Application Development
Framework .

A toolkit – For people who build web sites
using PHP.
 Its
goal is to enable you to develop projects
much faster than you could if you were
writing code from scratch.
 focus
on your project by minimizing the
amount of code needed for a given task.

8. 
You want a framework with a small footprint.

You need exceptional performance.

You need clear, thorough documentation

You want a framework that requires nearly zero
configuration.

You want a framework that does not require you to use the
command line.

You eschew complexity, favoring simple solutions.

10.  Benchmarking
 Database
 Encryption
 FTP
 Image
Manipulation
 Pagination
 Trackback
 Unit Testing
 User Agent
 Calandaring

11.  Email
 File
Uploading
 HTML Table
 Input And Security
 Session
 Template Parser
 URI
 Validation

12.  Array
 Date
 File
 HTML
 Smiley
 Text
 URL
 Cookie

13.  Download
 Form
 Security
 Strings
 Typography
 XML

14. History of CI

16.  CI
was written by Rick Ellis,
 rock musician turned programmer
 CEO of pMachine

17. Some Problems he faced

Terrible documentation, if it exists at all.
Endless number of assumptions regarding your
knowledge
and skill level, and generally expect you to figure
it all out.


They are written for people who have root
server privileges and can change system settings.

Had to access to the command line.

18. Some Problems he faced Cont....

Tend to require lots of dependencies, like the
PEAR libraries or various open source ones.

Tend to be needlessly complex to use, with
obtuse syntax, XML based templates, and other
features that are simply not necessary for most
web applications.

They are either ponderously big, or too
minimalist to be useful.

The most current frameworks only run on PHP 5,
which at present only has a 5% adoption rate.

19.  The
first public version of CodeIgniter was
released on February 28, 2006

20.  latest
stable version 2.1.4 was released July
8, 2013.

21. Why codeIgniter
Popular

22.  It’s
Free
 Lightweight
 Simple to install
 Can easily develop a project
 Active Record Database Support
 Full Featured database classes with support
for several platforms
 Form and data validation
 File uploading class
 Pagination

23.  MVC
Architecture based framework
 Little to no server requirements.
 Easy to understand and extend.
 All the tools you need in one little package.
 Built in security tools
 Large and active user community
 Excellent documentation.
 Flexible URI Routing
 Session management
 Email sending class

26. Pros And Cons
Of CodeIgniter

27.  Easy
to learn
 Easy handling and customizing.
 Offers flexibility and easy management With
MVC based framework
 Good collection of possessed libraries
 Awesome documentation of the user guide
 Provides easier configuration and
customization of configuration files
 Active Record Implementation is simply
superb and easy to remember

28.  Its
PHP based only and not very objectoriented in some parts
 PHP4
legacy code
 Company-driven

instead of community-driven
Irregular releases
 Framework
itself has no built-in ORM (only
via 3rd party solutions)

29.  What
is framework.
 Available php Frameworks.
 What is Codeigniter.
 History of Codeigniter.
 Why codeigniter is popular.
 Pros and Cons of Codeigniter.