tailieunhanh - Ebook Build your own Database driven Website using PHP & My SQL: Part 2

(BQ) Part 2 of ebook "Build your own Database driven Website using PHP & My SQL" presents contens as: Content formatting with regular expressions; cookies, sessions, and access control; MySQL administration, advanced SQL queries, binary data. This book is your map to the twisty path that every beginner must navigate to learn PHP and MySQL today. Inviting you to refer. | Chapter o Content Formatting with Regular Expressions We re almost there We ve designed a database to store jokes organized them into categories and tracked their authors. We ve learned how to create a web page that displays this library of jokes to site visitors. We ve even developed a set of web pages that a site administrator can use to manage the joke library without having to know anything about databases. In so doing we ve built a site that frees the resident webmaster from continually having to plug new content into tired HTML page templates and from maintaining an unmanageable mass of HTML files. The HTML is now kept completely separate from the data it displays. If you want to redesign the site you simply have to make the changes to the HTML contained in the PHP templates that you ve constructed. A change to one file for example modifying the footer is immediately reflected in the page layouts of all pages in the site. Only one task still requires the knowledge of HTML content formatting. On any but the simplest of web sites it will be necessary to allow content in our case study jokes to include some sort of formatting. In a simple case this might 242 Build Your Own Database Driven Web Site Using PHP MySQL merely be the ability to break text into paragraphs. Often however content providers will expect facilities such as bold or italic text hyperlinks and so on. Supporting these requirements with our current code is deceptively easy. In the past couple of chapters we ve used htmlout to output user-submitted content chapter6 jokes-helpers excerpt php htmlout joke text If instead we just echo out the raw content pulled from the database we can enable administrators to include formatting in the form of HTML code in the joke text php echo joke text Following this simple change a site administrator could include HTML tags that would have their usual effect on the joke text when inserted into a page. But is .

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