By Matt Doyle
This booklet is meant for someone beginning out with Hypertext Preprocessor programming. If you’ve formerly labored in one other programming language comparable to Java, C#, or Perl, you’ll most likely decide up the thoughts within the previous chapters fast; even though, the e-book assumes no earlier event of programming or of establishing net applications.That stated, simply because Hypertext Preprocessor is basically an internet know-how, it is going to support when you have at the very least a few wisdom of alternative internet applied sciences, relatively HTML and CSS.Many net purposes utilize a database to shop information, and this booklet comprises 3 chapters on operating with MySQL databases. once more, if you’re already accustomed to databases usually — and MySQL particularly — you’ll have the capacity to fly via those chapters. despite the fact that, no matter if you’ve by no means touched a database earlier than on your lifestyles, you may still be capable to choose up a operating wisdom through interpreting via those chapters.What This publication CoversThis booklet promises a wide figuring out of the personal home page language and its linked applied sciences. You discover a variety of issues, including:installing a replica of the Hypertext Preprocessor engine on Ubuntu Linux, home windows, and Mac OS X; other methods you could set up or use Hypertext Preprocessor; the right way to write an easy personal home page script.basic Hypertext Preprocessor language thoughts. variables, info kinds, operators, expressions, and constants.how to alter the stream of your scripts by way of growing judgements and loops. if, else, and turn statements; the ternary operator; and the do, whereas, for, holiday, and proceed statements. the best way to nest loops, and the way to combine judgements and looping with blocks of HTML.PHP’s dealing with of strings, or sequences of characters; find out how to create strings; the right way to retrieve characters from a string; and the way to control strings with services resembling strlen(), substr(), strstr(), strpos(), str_replace(), and printf(), to call yet a few.arrays — variables which can carry a number of values. You research the adaptation among listed and associative arrays, and tips on how to create arrays and entry their person parts; array manipulation, together with services reminiscent of print_r(), array_slice(), count(), sort(), array_merge(), and list(). you furthermore mght easy methods to create foreach loops, in addition to tips on how to paintings with multidimensional arrays.functions — blocks of code so you might use repeatedly. You examine tips on how to name integrated services, and the way to paintings with variable features. you furthermore mght research tips on how to create your individual services, together with defining parameters, returning values, figuring out scope, and utilizing nameless capabilities. different function-related issues equivalent to references and recursion also are explored.object-oriented programming. You examine the benefits of an object-oriented strategy, and methods to construct periods, houses, and techniques, and the way to create and use gadgets. you furthermore mght discover extra complicated issues reminiscent of overloading, inheritance, interfaces, constructors and destructors, autoloading, and namespaces.how to exploit Hypertext Preprocessor to create interactive internet varieties. You find out how to create HTML varieties, how one can trap shape info in Hypertext Preprocessor, and the way to take advantage of Hypertext Preprocessor to generate dynamic varieties. you furthermore mght discover dossier add types and web page redirection.how to maintain an application’s country among web page perspectives. You discover 3 varied suggestions: question strings, cookies, and Hypertext Preprocessor classes. contains an instance consumer login system.PHP’s dossier and listing dealing with features. You how to open and shut documents; how to define out additional info a couple of dossier; easy methods to learn from and write to documents; how one can paintings with dossier permissions; the right way to replica, rename, and delete documents; and the way to govern directories. Simple textual content editor as an example.databases typically and MySQL specifically, and the way to paintings with MySQL databases utilizing personal home page. You study a few database and SQL thought; examine the way to hook up with MySQL from personal home page; and research the way to retrieve, insert, replace, and delete information in a MySQL database.PEAR, the personal home page Extension and alertness Repository. It’s a wide choice of reusable code modules that could particularly support to hurry up your program improvement. You examine tips on how to set up and use PEAR applications, and discover 3 worthy applications: Net_UserAgent_Detect, HTML_Table, and HTML_QuickForm.ways that your personal home page purposes can engage with the skin world. A specific examine date and time dealing with, together with a number of invaluable integrated date services, in addition to the DateTime and DateTimeZone sessions. additionally the right way to paintings heavily with HTTP request and reaction headers, the right way to retrieve net server details, and the way to ship electronic mail from inside your scripts.using personal home page to generate photos at the fly. You research a few special effects basics, then examine tips on how to create new pictures, in addition to alter latest pictures. alongside how you discover shades, drawing services, photo codecs, transparency, opacity, and producing textual content inside of images.regular expressions. those shrewdpermanent pattern-matching instruments allow you to look for very particular styles of textual content inside of strings; general expression syntax, the way to use PHP’s ordinary expression capabilities to look for and change styles of textual content. plenty of examples are incorporated to make the ideas clear.XML — eXtensible Markup Language — and the way to govern XML from inside your Hypertext Preprocessor scripts. You know about XML and its makes use of, and consider a number of how you can learn and write XML with personal home page, together with XML Parser, the XML DOM extension, and SimpleXML. you furthermore may take a short examine XML stylesheets, together with XSL and XSLT.how to configure personal home page, and the entire configuration directives available.alternative databases to MySQL which are supported via PHP.using personal home page to put in writing command-line scripts, additional bettering the ability and adaptability of your applications.Also, as you'll think, this e-book covers the hot good points further to personal home page in model 5.3. even though, if you are nonetheless utilizing an older model of personal home page, do not panic – the majority of the e-book applies to all types of Hypertext Preprocessor.
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Extra info for Beginning PHP 5.3 (Wrox Programmer to Programmer)
PHP is a programming language for building dynamic, interactive Web sites. As a general rule, PHP programs run on a Web server, and serve Web pages to visitors on request. One of the key features of PHP is that you can embed PHP code within HTML Web pages, making it very easy for you to create dynamic content quickly. What exactly does the phrase “dynamic, interactive Web sites” mean? A dynamic Web page is a page whose contents can change automatically each time the page is viewed. Contrast this with a static Web page, such as a simple HTML file, which looks the same each time it’s displayed (at least until the page is next edited).
Html Web page in this folder so you can browse it via your Web browser. So where is the document root folder? That depends on your setup, as follows: If you’ve installed Apache on Ubuntu Linux, the document root folder is probably /var/www. With WampServer on Windows, the document root folder is usually in C:\wamp\www. If you installed MAMP into the /Applications folder on the Mac, the document root folder is likely to be /Applications/MAMP/htdocs. html Now press Enter. If all has gone according to plan, you should see something like Figure 2-10.
At the time of writing, two versions are available: MAMP and MAMP PRO. ) 2. dmg file that you downloaded. 3. In the window that pops up, drag the MAMP folder on top of the Applications folder to install it. 4. Open the MAMP folder inside your Applications folder in Finder, then double-click the MAMP icon to launch the application. 5. If necessary, click the Start Servers button to start up the Apache and MySQL servers. Once they’re running, you should see green lights next to them in the dialog box, as shown in Figure 2-8.
Beginning PHP 5.3 (Wrox Programmer to Programmer) by Matt Doyle