learning php and mysql oreilly

... references PHP Basics: Introduction to PHP • a PHP file, PHP workings, running PHP.  Basic PHP syntax • variables, operators, if else and switch, while, do while, and for.  Some useful PHP functions ... Learning PHP/MySQL Learning PHP/MySQL Introducon Goal Goal • Not to teach everything about PHP, but provide the basic knowledge • Explain code ... and object-oriented paradigm (to some degree) • All PHP statements end with a semi-colon • Each PHP script must be enclosed in the reserved PHP tag < ?php … ?> Comments in PHP • Standard

Ngày tải lên: 23/10/2014, 15:51

... change. PHP_VERSION and PHP_OS are examples of predefined PHP constants. The use of PHP variables and constants is addressed in “Variables” on page 70 and “Constants” on page 99 of this chapter. PHP ... handler Resources are created and used by special functions File and database resources are defined by the PHP interpreter and are only... simple form and how PHP collects and ... 10, “More on PHP Forms,” provides a comprehensive discussion on HTML forms and introduces the special global arrays used to process them in your PHP scripts The php. ini File and register_globals

Ngày tải lên: 24/12/2013, 03:17

... use either 0 and 1 to represent each key and value, or the keywords key and value to do the same thing Used with a looping construct,... The each and list Functions < ?php echo "Using ... watermark   8.1.8 Extracting Keys and Values from Arrays PHP provides functions that allow you to extract elements from an array and assign the keys and values to variables The array_keys()... ... learned about arrays, PHP provides functions that serve the dual purpose of creating arrays from strings and strings from arrays (see Table 8.3) Table 8.3 Arrays and Strings Function What

Ngày tải lên: 21/01/2014, 09:20

... environment, such as server, browser, and so on PHP automatically converts the names of the form elements into PHP variables and executes any PHP statements, substituting the output ... specifies that the method to handle the incoming data is GET, that the file to retrieve is file .php, and that the version of HTTP is 1.1 PHP runs as part of the server and has access to the form ... preferences, and so on The action listed here sends the form date to a PHP script under the document root of the server The method is POST 10.3 PHP and Forms There are number of ways that a PHP

Ngày tải lên: 21/01/2014, 09:20

... with HTML forms and PHP, going back and forth between the server and browser PHP makes information about your server available to your scripts The Web server assigns values to the PHP superglobal ... value="/index.php" /> PHP Index Trang 12Figure 10.31 The HTML Web page before viewing the menu and selecting an option Figure 10.32 The user selects “PHP Index” from the drop-down menu and presses ... output In the following example phpinfo() displays the EGPCS predefined variables <?php phpinfo(INFO_VARIABLES); // phpinfo(32) does the same thing ?> Table 10.4 phpinfo() Options [a] 10.3.16

Ngày tải lên: 21/01/2014, 09:20

... available for PHP today easily found on the Web See http://smarty.php.net to find about Smarty, a template engine designed for PHP.) To include files in your PHP program, the PHP include() and require() ... filehandle, just pass the name of the file to the function and it will get the contents of the whole file and store it in a string You can also start reading from a specified offset in the file and ... argument and returns TRUE if the filename exists and is readable If the PHP script is being executed by the server, the server’s permissions (usually limited) determine whether or not the PHP program

Ngày tải lên: 21/01/2014, 09:20

... Other related PHP functions are: spliti(), split(), implode(), and explode() See Chapter 8, “Arrays,” for more on these Trang 5The preg_grep() Function Similar to the UNIX grep command, the preg_grep() ... word ending with the pattern love, and would match glove, clove, or love, but not clover /\blove\b matches a word beginning and ending with the pattern love, and would match only the word love ... characters, the first being the start of the range and the second the end of the range; for example, [0-9] represents one character in the range between 0 and 9 and [A-Za-z0-9] represents one alphanumeric

Ngày tải lên: 21/01/2014, 09:20

... 13.3.1 MySQL Command-Line Options The mysql command-line client ships with the MySQL installation and is universally available It is a mysql.exe program located in the bin folder of your MySQL ... 13.1 MySQL Command-Line Options Trang 13Table 13.1 MySQL Command-Line Options 13.3.2 Graphical User Tools The phpMyAdmin Tool The phpMyAdmin tool (see Figures 13.13 and 13.14) is written in PHP ... Linux, Macintosh, and Windows PHP and MySQL fit very well together They are both reasonably easy to use, fairly scalable and reliable and have a good set of features for small- and medium-sized

Ngày tải lên: 21/01/2014, 09:20

... orders and product information for that customer from the database and display selected data on the Web page directly from your PHP script Now you will learn how to integrate PHP and MySQL PHP provides ... DATE_FORMAT() and TIME_FORMAT() %a %b %c %d %D %e %f %H %h %i %I %j %k Trang 17Table 14.7 DATE_FORMAT() and TIME_FORMAT() The MySQL EXTRACT Command The EXTRACT command is an example of a MySQL extension, ... on error PHP provides a number of functions to deal with the result, such as mysql_fetch_array(), mysql_num_rows(), mysql_affected_rows(), and so on You can also use the built-in error-handling

Ngày tải lên: 21/01/2014, 09:20

... Web page as follows: http://server/homepage .php   The server program, in this example, homepage .php, is a PHP program PHP starts a session and sends a unique session ID number, similar ... create a brand-new session Remembering Users and Preferences over Multiple Pages The following example consists of three pages: the HTML form, a file that handles the form data and starts ... starts a session, and links...  necessary,  but  is  used  here  to  flush  out  the   buffers and  end  the  output  buffering  for  this  session Output Buffering and php. ini If you want

Ngày tải lên: 21/01/2014, 09:20

... manage logging in and out of your site, use links and hidden fields to pass session information back and forth, and so on What are the pros and cons of cookies versus sessions and vice versa? The ... releasing resources, and so on Typically, PHP releases the objects at the end of each script Being able to use a destructor is a PHP 5 feature PHP 4 does not have destructors at all In PHP 4 you created ... the cat it might be described as fat and furry with green eyes, four legs, and a tail; the painting is a British frigate, oil on canvas, and sells for $52,000; and the pillow is green silk, square,

Ngày tải lên: 26/01/2014, 09:20

... index.php, artist_detail.php, and contact.php. All these pages include header.php and footer.php at the beginning and at the end of the page. The Header Page (header.php) The header.php page ... was to give you a chance to see the features of both PHP and MySQL working together as a team as described in Chapter 15, PHP and MySQL Integration.” Although there is much that could ... Time, and so on PHP offers a range of functions to handle date and time, and many of these functions use the UNIX timestamp, the number of seconds since July 1, 1970,... message and the

Ngày tải lên: 26/01/2014, 09:20

... to MySQL, Third Edition Beginning PHP and MySQL, Third Edition Pro MySQL Pro PHP PHP Objects, Patterns, and Practice, Second Edition Beginning Joomla! Practical Web 2.0 Applications with PHP ... site at http://www.beginningphpandmysql.com/ Trang 3Beginning PHP and MySQLFrom Novice to Professional, Third Edition ■ ■ ■ W Jason Gilmore Trang 4Beginning PHP and MySQL: From Novice to Professional, ... Downloading PHP 13 Obtaining the Documentation 14 Installing Apache and PHP on Linux 15 Installing Apache and PHP on Windows 17 Installing IIS and PHP on Windows 20 Installing IIS and PHP

Ngày tải lên: 09/08/2014, 14:21

... 9:09 AM 82 CHAPTER 3 ■ PHP BASICS REQUEST_URI => /books/php-oracle/3/server.php SCRIPT_NAME => /books/php-oracle/3/server.php PHP_SELF => /books/php-oracle/3/server.php REQUEST_TIME => ... enabled in the php.ini file. As of PHP 4.03, track_vars is always enabled. Learning More About the Server and Client The $_SERVER superglobal contains information created by the Web server and offers ... $b AND And together... "Zinfandel"; $inventory++; // assign sum of 50 + $some_int to $sum // assign "Zinfandel" to the variable $wine // increment the variable $inventory by 1 Operands

Ngày tải lên: 09/08/2014, 14:21

... events, and patrons Tasked with this project, you might create a directory named classes and place the following files in it: Books.class.php, Employees.class.php, Events.class.php, and Patrons.class.php ... understand many of the key OOP concepts and inspire you to perform additional experimentation and research The next chapter introduces yet another new, and certainly long-awaited, feature of PHP ... operating system syslog and a custom log file Exception handling: Prevalent among many popular languages (Java, C#, and Python, to name a few), exception handling was added to PHP with the version

Ngày tải lên: 09/08/2014, 14:21

... and Access, MySQL, Oracle, and PostgreSQL are just a few of the applications and data- bases capable of both importing and exporting CSV data. Additionally, languages such as Perl, Python, and ... your information store and operating system, deface or delete Web files, and otherwise gain... introduced to the PHP Extension and Application Repository (PEAR) and the online community ... directory_handle) Among other things, you can use this function to list all files and child directories in... The scandir() function, introduced in PHP 5, returns an array consisting of files and

Ngày tải lên: 09/08/2014, 14:21

... are regularly used to monitor and even maintain network infra-structures Furthermore, with the introduction of the command-line interface (CLI) in PHP version 4.2.0, PHP is now increasingly used ... killer application and offers an amazingly efficient means for communicating and maintaining important data and information This section explains how to easily send messages via a PHP script Additionally, ... including attachments, doing so can be a tedious and error-prone process However, the Mail (http://pear.php.net/package/Mail) and Mail_Mime (http://pear.php.net/ package/Mail_Mime) PEAR packages make

Ngày tải lên: 09/08/2014, 14:21

... applications, and the popularity of third-party SOAP extensions, a native SOAP extension was available as of PHP 5, and enabled by default as of PHP 6 This section introduces this oriented extension and ... thoroughly investigated and handled accordingly This chapter reviews many of the steps you can take to hedge against and even eliminate these dangers Configuring PHP Securely PHP offers a number ... content and other attributes using standard object-oriented syntax The following examples demonstrate how the data is peeled from this object and presented in various fashions Retrieving and Rendering

Ngày tải lên: 09/08/2014, 14:21

... Setting the MySQL administrator password • Starting and stopping MySQL • Installing MySQL as a system service • MySQL configuration and optimization issues • Reconfiguring PHP to use MySQL By the ... learned how to install and configure an operational MySQL server Trang 24Downloading MySQLTwo editions of the MySQL database are available: MySQL Community Server and MySQL Enterprise Server ... delves into issues pertinent to MySQL users and the MySQL privilege system The process for stopping the MySQL server on Linux and Windows follows: Starting and Stopping MySQL Automatically When the

Ngày tải lên: 09/08/2014, 14:21

... this crucial data: using the GRANT and REVOKE commands With these commands, users can be both created and disabled, and their access privileges can be both granted and revoked on the fly Their exacting ... use them to create and delete users, although, as of MySQL 5.0.2, you can more easily accomplish this with the CREATE USER and DROP USER commands The GRANT and REVOKE commands offer a great deal ... starting the mysqld daemon for the first time• How to secure the mysqld daemon • MySQL’s access privilege system • The GRANT and REVOKE functions • User account management • Creating secure MySQL connections

Ngày tải lên: 09/08/2014, 14:21