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    GeshanManandhar.comGeshanManandhar.com 11

    Day 1Day 1

    PHP IntroductionPHP IntroductionGeshan ManandharGeshan Manandhar

    Developer,Developer, Young Innovations Pvt. Limited Young Innovations Pvt. Limited

    www.geshanmanandhar.comwww.geshanmanandhar.com

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    What is PHPWhat is PHP

    PHP, which stands for PHP: HypertextPHP, which stands for PHP: HypertextPreprocessor.Preprocessor.

    PHP is a widely-used Open SourcePHP is a widely-used Open Sourcegeneral-purpose scripting language.general-purpose scripting language.

    It is especially suited for WebIt is especially suited for Webdevelopment and can be embedded intodevelopment and can be embedded into

    HTML.HTML. It was originally created by RasmusIt was originally created by Rasmus

    Lerdorf in 1995.Lerdorf in 1995.

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    More About PHPMore About PHP PHP is free software released under thePHP is free software released under the

    PHP License.PHP License. PHP typically runs on a web server thatPHP typically runs on a web server that

    takes PHP as input and gives out HTMLtakes PHP as input and gives out HTMLpages as output.pages as output. PHP is installed on more than 20 millionPHP is installed on more than 20 million

    websites and 1 million web servers.websites and 1 million web servers. PHP has a syntax similar to C and Java.PHP has a syntax similar to C and Java. The current version of PHP is 5.2.x. The current version of PHP is 5.2.x.

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    Features of PHPFeatures of PHP It is Free and OpenIt is Free and Open

    source.source. Easy to learn butEasy to learn but

    hard to master.hard to master. Connects with 20+Connects with 20+databases.databases.

    Version 5+ supportsVersion 5+ supportsOOP.OOP.

    Multi-platformMulti-platformcompatible.compatible.

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    The LAMP Stack The LAMP Stack

    Apache is the web server.Apache is the web server. MYSQL is the database server.MYSQL is the database server. PHP is the backend coding language.PHP is the backend coding language.

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    PHP TrendPHP Trend

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    What will you learnWhat will you learn

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    Software required to run PHP onSoftware required to run PHP onWindowsWindows

    XAMPPXAMPPX- for all platforms (windows, linux)X- for all platforms (windows, linux)A- Apache web serverA- Apache web serverM- MYSQL with PHPMyAdminM- MYSQL with PHPMyAdminP- PHPP- PHPP- PerlP- Perl

    Thats all you need you must have Thats all you need you must havegood IDE to code.good IDE to code.

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    IDEs for PHP developmentIDEs for PHP development

    IDE Integrated DevelopmentIDE Integrated DevelopmentEnvironmentEnvironment

    Adobe DreameweaverAdobe DreameweaverNotepad++Notepad++Zend Development StudioZend Development StudioPHP EclipsePHP Eclipse

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    Ways to code your PHP websiteWays to code your PHP websiteor web Applicationor web Application

    Source: http://geshan.blogspot.com

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    Basic PHP ProgramBasic PHP Program Hello worldHello world X:\xampp\htdocs\my_folder\first_prog.phpX:\xampp\htdocs\my_folder\first_prog.php

    Add some complication:

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    Delimiter, tags andDelimiter, tags andcommentscomments

    - long tag - long tag - short tag - short tag - ASP style not preferred - ASP style not preferred

    //php tag//php tag - uncommon - uncommon

    - shortcut for echo - shortcut for echo

    //line comment//line comment

    /*/*block commentblock comment*/*/

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    PHP Data TypesPHP Data Types

    BooleanBoolean IntegerInteger

    FloatFloatStringStringArrayArray

    ObjectsObjects

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    Another simple programAnother simple program

    Simple price calculationSimple price calculation?>

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    Lets Install XAMPPLets Install XAMPP

    Lets install XAMPP and run 2 programsLets install XAMPP and run 2 programsAsk questions.Ask questions.


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