keen to learn the basics of PHP. Prerequisites. Before proceeding with this tutorial, you should have a basic understanding of computer programming, Internet. You can find many PDF around you or near your area to learn PHP with that PDF files you can collect lots of information and gain a healthy knowledge, but. Easy Learning with "Show PHP". Our "Show PHP" tool makes it easy to learn PHP, it shows both the PHP source code and the HTML output of the code.
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PHP is neither real programming language — but PHP lets you use so-called scripting in your documents. To describe what a PHP page is, you could say that it is a file with the extension. What is a PHP File? You can output images, PDF files, and even Flash movies.
Why PHP? Download it from the official PHP resource: www. Yii supports array, Gettext, and database-based translation, and includes a messages extractor.
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It is backed by the Intl extension, available since PHP 5. If you decide to go for one of the libraries that provide no extractors, you may want to use the gettext formats, so you can use the original gettext toolchain including Poedit as described in the rest of the chapter. Gettext Installation You might need to install Gettext and the related PHP library by using your package manager, like apt-get or yum.
Here we will also be using Poedit to create translation files. Structure Types of files There are three files you usually deal with while working with gettext. Domains There are some cases, in big projects, where you might need to separate translations when the same words convey different meaning given a context.
In those cases, you split them into different domains. In Symfony projects, for example, domains are used to separate the translation for validation messages.
PHP 5 vs. PHP 7
Locale code A locale is simply a code that identifies one version of a language. It is defined following the ISO and ISO alpha-2 specs: two lower-case letters for the language, optionally followed by an underline and two upper-case letters identifying the country or regional code.
For rare languages , three letters are used. For some speakers, the country part may seem redundant.
Directory structure To use Gettext, we will need to adhere to a specific structure of folders. First, you will need to select an arbitrary root for your l10n files in your source repository.
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Plural forms As we said in the introduction, different languages might sport different plural rules. However, gettext saves us from this trouble once again.
Chapter 8 discusses databases. A database holds the information that your website displays, such as a product catalog or event calendar. This chapter shows you how make your PHP programs talk to a database. With the techniques in Chapter 8, you website can do user-specific things such as display sensitive information only to authorized people or tell someone how many new message board posts have been created since she last logged in.
In addition to a database, you might also need to work with data stored in files. Ch ter 9 explains to how read and write files from a PHP program.
Next, Chapter 10 details how to keep track of your users. This includes using cooki for transient data, but also users logging in to accounts and tracking session data s as a shopping cart of products. The last chapter in this section, Chapter 11, delves into how your PHP program can interact with other websites and web services. You can retrieve the contents of oth web pages or web APIs to use in your programs.
Instead of new features you could incorporate into your programs, the next three chapters discuss things that help you be a better programmer. Chapter 12 explains debugging: finding and fixing errors in your programs. Preface xiii Chapter 13 shows how to write tests that exercise different parts of your program.
These tests provide a way to make sure that your program does what you expect it to do. Lastly, Chapter 14 talks about some aspects of software engineering that are not specific to PHP but that you should be familiar with as you work on projects with other developers.
The final section of the book is a collection of short explorations into a few common tasks and topics.
These chapters give you the basics. Chapter 16 discusses package management, with which you have a drop-dead simple way of incorporating useful libraries written by others into your code.
Chapter 17 explains how to send email messages from your PHP progra Chapter 18 examines three popular PHP web application frameworks, which can jumpstart your project by eliminating a lot of common boilerplate code. Chapter 19 delves into using PHP from the command line rather than from a web server , whi can be a handy way to write simple utilities or test short programs.
The two appendixes provide supplementary material. Appendix B contains the answers to all the exercises in the book.
The primary goal of the book is to provide an introduction to PHP and to some of the basics of computer programming. Additionally, there are many PHP mailing lists covering installation, programming, extending PHP, and various other topics. You can learn about and subscribe to these mailing lists at php.
PHP Tutorial PDF For Beginners
This is a collection of presentations about PHP that have been delivered at various conferences.Online editions also available for most titles. Contents of This Book This book is designed so that you start at the beginning and work through the chap ters in order.
The new learners can take from php tutorial pdf free download or php tutorial pdf free. The last chapter in this section, Chapter 11, delves into how your PHP program can interact with other websites and web services.
While the publisher and the author have used good faith efforts to ensure that the information and instructions contained in this work are accurate, the publisher and the author disclaim all responsibili for errors or omissions, including without limitation responsibility for damages resulting from the use or reliance on this work.
Chapter 12 explains debugging: finding and fixing errors in your programs.
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