PHP: The easiest language to learn.
•Descargar como ODP, PDF•
1 recomendación•5,178 vistas
A basic introduction to PHP
![PHP ,[object Object],[object Object],[object Object]](https://image.slidesharecdn.com/php-1227549974297257-8/85/PHP-The-easiest-language-to-learn-1-320.jpg)
Recomendados
Más contenido relacionado
La actualidad más candente
La actualidad más candente (20)
Destacado
Similar a PHP: The easiest language to learn.
Similar a PHP: The easiest language to learn. (20)
Último
Último (20)
PHP: The easiest language to learn.
- 2. PHP P HP: H ypertext P reprocessor PHP: Hypertext Preprocessor PHP: Hypertext Preprocessor PHP: Hypertext Preprocessor PHP: ... Like GNU.
- 6. Variables $ Prefix for variables $name = 'ILUG' ; // String $year = 2008 ; // Number $is_php_good = true ; // Boolean // is a comment – as is /* to */ - PHP follows the C Syntax
- 7. Arrays/Hashes $arr = array(“Indian”, “Linux”, “User”, “Group”); $arr[1] = 'Libre'; print $arr[1]; $details = array( “abbr” => “ILUG”, “full” => “Indian Libre User Group” ); print $details['full'];
- 9. Control Flow: if If if($name == 'Binny') { print “Hi, Binny”; } elseif($name == 'Sameer') { print “Hello Sameer”; } else { print “Hello everybody”; }
- 10. For/Foreach For $languages = array('PHP', 'Ruby', 'JavaScript', 'Python', 'Perl', 'Tcl'); for($i =0; $i < count($languages); $i++) { print $i+1 . “) “ . $languages[$i]; } Foreach foreach($languages as $lang) { print $lang; }
- 11. While Loop $i = 1; While($i < 10) { print $i; $i++; }
- 12. Functions function hello($name) { print “Hello, $name.”; } hello(“World”);
- 14. Class class Movie { public $name; function __construct($movie_name) { $this->name = $movie_name; } function show() { print $this->name; } } $film = new Movie(“City of God”); $film->show();
- 15. Getting Help PHP Manual(CHM) Install KCHM to view it.
- 18. Connection mysql_connect('localhost', 'root', 'password'); mysql_select_db('database_name'); Use a database abstraction layer. $db = new Sql(“localhost”, 'root', 'password', 'database_name');
- 19. Executing Queries $sql_handle = mysql_query(“SELECT id,name FROM users WHERE status='1'”) or die(mysql_error()); $result = mysql_fetch_assoc($sql_handle); print $result['name'];
- 20. Fetching Result while($result = mysql_fetch_assoc($sql_handle)) { print $result['name']; } Use Database Abstraction layer!
- 21. PHP and the Web Embedding PHP... <strong><?php print hello($name) ?></strong>
- 22. Form Submission <form action=”action.php” method=”post”> Age: <input type=”text” name=”age” /> <input type=”submit” name=”action” value=”Save” /> </form>
- 23. action.php if($_POST['action'] == 'Save') { print $_POST['age']; }
- 26. Credits Getting Help: http://www.flickr.com/photos/doctorow/2496308570/ MySql: http://www.flickr.com/photos/johnniewalker/359440369/ Framework Image : http://www.sxc.hu/photo/916787 Free Software: http://www.flickr.com/photos/marcomolinari_it/2474783234/