php object oriented programming explained

... PHP4 and PHP5 Objects in PHP5 differ a lot from objects in PHP4 OOP became matured enough in true sense from PHP5 OOP was introduced since PHP3 but that was just an illusion for real object oriented ... in PHP4 objects Whenever an object is copied, it is a shallow copy of that object But in PHP5 shallow copy is possible only using the clone keyword There is no exception object in PHP4 But in PHP5 ... oriented programming In PHP4 you can create objects but you can't feel the real flavour of an object there In PHP4 it was almost a poor object model One of the main differences of OOP in PHP4 is...

Ngày tải lên: 12/08/2014, 21:21

... $SomeObject->getObjectOne()->getObjectTwo()->callMethodOfObjectTwo(); The above code means that $someObject class has a method named getObjectOne() which returns an object named $objectOne This $objectOne has another method named getObjectTwo() ... before That's the clue! Object Cloning PHP5 introduces a new approach while copying objects from one into another, which is quite different to PHP4 In PHP4 when you copy an object to another, it ... => mayflower@phpxperts.net ) Array ( [name] => Ayesha [email] => florence@phpxperts.net ) Quite handy, don't you think? ArrayObject Another useful object introduced in PHP5 is ArrayObject that...

Ngày tải lên: 12/08/2014, 21:21

... problem in object oriented programming and saves the lives of millions of programmers in practical programming The main purpose of the Singleton pattern is to deliver a single instance of object ... Observer pattern consists of two types of objects; one is an observable object, which is observed by observer object When the state of an observable object changes, it notifies all observers ... private $observers = array(); public function register( $object) { if ( $object instanceof observer ) $this->observers[] = $object; else echo "The object must implement observer interface\n"; } [ 85...

Ngày tải lên: 12/08/2014, 21:21

... //testsuite.wordcount .php require_once 'PHPUnit/TextUI/TestRunner .php' ; require_once "PHPUnit/Framework/TestSuite .php" ; require_once "class.testwordcount .php" ; $suite = new PHPUnit_Framework_TestSuite(); ... print the result

Ngày tải lên: 12/08/2014, 21:21

... Summary After introducing PHP5 to the world, the PHP team introduced the strong object oriented programming in PHP to PHP developers PHP5 comes with a lot of handy built-in objects amongst which ... SPLObjectStorage can store any object in it When you change the main object, the object that is stored inside the SPLObjectStorage will also be changed If you try to add a specific object more than once, ... another cool object which can store any object inside it with special facilities This object is called SPLObjectStorage We will understand this using the example later on in this chapter SPLObjectStorage...

Ngày tải lên: 12/08/2014, 21:21

... phptype://username:password@protocol+hostspec:110//usr/db_file.db phptype://username:password@hostspec/database phptype://username:password@hostspec phptype://username@hostspec phptype://hostspec/database phptype://hostspec phptype:///database phptype:///database?option=value&anotheroption=anothervalue ... Installing PEAR Go to http://pear .php. net/go-pear ��������������������� goand save the page as pear .php in your hard drive Now apply the command php /path/ to/go-pear .php in your shell or command ... interesting projects like Propel (http://propel.phpdb.org/ trac/) as Object Relational Mapping library for PHP developers, Creole (http://creole.phpdb.org/trac/) as a DAL, ActiveRecord library...

Ngày tải lên: 12/08/2014, 21:21

... files like jsm .php, benchmark .php, unittest .php, helper .php, model .php, library .php, cache .php, and db .php? • • • • • • These files will help us for the following sections: jsm .php: ��������������������������������������������������������� ... throw new Exception("Not a valid object '{ $object} ' to load"); } if (empty(self::$loaded[ $object] )){ self::$loaded[ $object] = new $object( ); } return self::$loaded[ $object] ; } } ?> Loader uses another ... haven't seen the code of router .php and dispatcher .php Router and dispatcher are the main part of the whole application Here is the code of router .php (core/main/router .php) :

Ngày tải lên: 12/08/2014, 21:21

... SeekableIterator 155 SPLFileInfo 159 SPLFileObject 158 SPLObjectStorage 161 object caching 61 Object Cloning 58 Object Oriented See  OO Object Oriented Programming See  OOP Observer pattern about ... NoRewindIterator about 154 example 155 O object object, PHP properties, accessing 17 methods, accessing 17 object, SPL AppendIterator 150 ArrayIterator 143 ArrayObject 138 DirectoryIterator 145 FilterIterator ... differences, PHP4 and PHP5 11, 12 OOP in PHP abstract class 30, 31 P PDO about 172 DSN settings 174 functions 177 prepared statements, using with 175, 176 stored procedures, calling 176 PHP about ArrayObject...

Ngày tải lên: 12/08/2014, 21:21

... 4: Object- Oriented Analysis and Design Software Methodologies The Elements of a Software Project The Essence of Object- Oriented Analysis Object Discovery Evaluate Candidate Objects Determine Object ... is object orientation? What is the UML? What is Object- Oriented Analysis and Design? How you OOAD? What are object- oriented development methodologies? How you use Java to write truly object- oriented ... witnessed over the years, object- oriented programming has seemed to me the most significant in terms of how much easier it makes the programming task Object- oriented programming in Java or C++...

Ngày tải lên: 22/08/2013, 14:52

... Support Object- Oriented Concepts? Okay, how does C# implement object- oriented programming? In a sense, this is the wrong question C# is an object- oriented language; however, it doesn’t implement object- oriented ... right here in Part IV! Chapter 10 Object- Oriented Programming — What’s It All About? In This Chapter ᮣ Making nachos ᮣ Reviewing the basics of object- oriented programming ᮣ Getting a handle on ... classification ᮣ Understanding why object- oriented programming is important T his chapter answers the musical question, “What are the concepts behind object- oriented programming and how they differ...

Ngày tải lên: 04/10/2013, 21:20

... myOtherObject = new Sub1(1) 7575Ch05.qxp 4/27/07 1:02 PM Page 101 CHAPTER I OBJECT- ORIENTED PROGRAMMING printfn "myObject.state = %i, myObject.otherState = %i" myOtherObject.state myOtherObject.otherState ... (except from System .Object) Object Expressions Object expressions are at the heart of succinct object- oriented programming in F# They provide a concise syntax to create an object that inherits ... let myObject = new Sub() printfn "myObject.state = %i, myObject.otherState = %i" myObject.state myObject.otherState The results of this example, when compiled and executed, are as follows: myObject.state...

Ngày tải lên: 05/10/2013, 10:20

... the terms object and class in the context of object- oriented programming Apply the concept of abstraction Module 7: Essentials of Object- Oriented Programming What Is a Class? Topic Objective ... Essentials of Object- Oriented Programming What Is an Object? Topic Objective To define the term object Lead-in An object is an instance of a class It is a common mistake to use the terms class and object ... Object- Oriented Programming Object- oriented programming arose to alleviate these problems Object- oriented programming, if understood and used wisely, is really person -oriented programming because people...

Ngày tải lên: 10/12/2013, 16:16

... Modularity in Object- Oriented Finite Element Programming, " Communications in Numerical Methods in Engineering, Vol 13, pp 193-198, 1997 J S R A Filho and P R B Devloo, "Object Oriented Programming ... reserved Page 22 of 23 Object Oriented Programming via Fortran 90 J.J Barton and L.R Nackman, Scientific and Engineering C++, Addison Wesley, 1994 P Coad and E Yourdon, Object Oriented Design, Prentice ... Vol 8, No 1, pp 81-87, 1991 J R Hubbard, Programming with C++, McGraw Hill, 1994 L Machiels and M O Deville, "Fortran 90: On Entry to Object Oriented Programming for the Solution of Partial Differential...

Ngày tải lên: 12/12/2013, 21:16

... from PHP and is the way objects and their properties are handled Take the following line of code: $objectB = $objectA; In PHP and 4, this makes a copy of $objectA and stores it as $objectB Both objects ... way PHP handles objects is identical to PHP All the code in this book is designed to work in both PHP and PHP To ensure full compatibility, you should be using a minimum of PHP 5.2 OOP since PHP ... $objectA don’t affect $objectB, and vice versa This is known as copying by value and is the way PHP handles variables In short, PHP and treated objects like any other variable Since PHP 5, objects...

Ngày tải lên: 12/12/2013, 22:15

... PHP- driven websites still run on PHP 4, all support for PHP officially ended on August 8, 2008 PHP is dead Long live PHP (and PHP when it’s released) If you haven’t yet made the switch from PHP ... start: PHP (PHP Hypertext Preprocessor) is not an object- oriented language, but it does have extensive object- oriented features These underwent comprehensive revision and enhancement when PHP was ... writing objectoriented code in PHP The remaining seven chapters put all the theory into practice, showing you how to create and use your own classes and objects, as well as covering object- oriented...

Ngày tải lên: 12/12/2013, 22:15

... 4: Object- Oriented Analysis and Design Software Methodologies The Elements of a Software Project The Essence of Object- Oriented Analysis Object Discovery Evaluate Candidate Objects Determine Object ... is object orientation? What is the UML? What is Object- Oriented Analysis and Design? How you OOAD? What are object- oriented development methodologies? How you use Java to write truly object- oriented ... witnessed over the years, object- oriented programming has seemed to me the most significant in terms of how much easier it makes the programming task Object- oriented programming in Java or C++...

Ngày tải lên: 20/12/2013, 21:16

... Constructors and destructors CreateObject() NewObject() AddObject() and NewObject() Passing parameters to objects SCATTER… NAME… 31 31 34 34 35 35 36 viii Object references Object lifetime THIS, THISFORM, ... Abstraction When designing an object- oriented application, you'll discover that the objects are made up of many objects and classes Because object- oriented development is programming by exception, ... pseudo-subclassing and instance programming 20 Advanced Object Oriented Programming with Visual FoxPro 6.0 How to add objects to a container Defining contained objects with the visual designers...

Ngày tải lên: 21/12/2013, 20:15

... required 1.5 Object If we want to collect anything interesting in a set, we need another abstract data type Object described by the header file Object. h: extern const void * Object; /* new (Object) ; ... #include "new.h" #include "Object. h" #include "Set.h" int main () { void * s void * a void * b void * c = = = = new(Set); add(s, new (Object) ); add(s, new (Object) ); new (Object) ; if (contains(s, ... individual objects A reasonably general solution are two functions int store (const void * object, FILE * fp); int storev (const void * object, va_list ap); store() writes a description of the object...

Ngày tải lên: 22/01/2014, 19:20