PHP Web Development Tutorials

PHP Web Development Tutorials and Articles
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PDO or PHP Data Objects is a data abstraction layer, i.e. it provides uniform methods to access different types of databases, as a result switching between or moving to a different database system is relatively easier. So, in simple language the code to access a SQLite db will also work for MySQL...
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Introduction Roman numerals are a great way to add a bit of class to a web page. They are often used in official titles, such as the XXXIV Pennsic War (34th). The rules for Roman numerals are straightforward and therefore lend themselves to being scripted. The basic rules of Roman numerals...
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Cookies are basically small files which are stored in User’s Computer. Their main purpose is to hold data specific to a particular client and Website, They can only be accessed either by Web Server or the client computer. This allows the server to access user specific data while saving space on the...
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Parsing HTML has always been a tough cookie even for seasoned programmers, but nowadays parsing HTML is extensively used for scraping websites, crawling, error detection websites, and many other useful purposes. In this article we'll be looking into parsing HTML using PHP, for this purpose I...
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To display the data by splitting them in pages is very important if you have chances of more records to be displayed. function page_records() { global $page,$pagecount,$perpage; $arr = $_GET; if (is_array($arr)) { foreach($arr AS $_arrykey => $_arryval) {
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Article is about making a simple yet powerful Gallery system using PHP, AJAX and Lightbox Background Some days ago i started ma new project im building our site (for the 4th time) :D Thought to do a real difference so everything i needed to code by me. Hope this will help you too. The...
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The PDF (or portable document format) file is an amazingly versatile format for transferring what usually starts as a hard copy version of a document over the Internet. Many companies use the PDF format to transfer contracts, manuals, and other documents over the Internet without trying to convert...
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Creating dynamic XML with PHP When working with XML-based applications, developers often find themselves facing the requirement to generate XML-encoded data structures on the fly. Examples of this include an XML order template based on user input in a Web form, or an XML representation of a...
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Introduction PHP comes with an extensive catalog of date and time functions, all designed to let you easily retrieve temporal information, massage it into a format you require, and either use it in a calculation or display it to the user. However, if you'd like to do something more complicated,...
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Let us say you have some images and want to watermark those images with some other gif, jpeg, png images or with some plain text on the fly in PHP. It actually looks tough but it is very simple. Let us take a real time example of profile picture option we have here at Go4Expert.com where if you...
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In this article we will create file based simple yet successful captcha generator. 3 Major Anti-spamming techniques used? Mathematical Operation like Random number + Random Number = -> The user must specify the answer Random word -> User must type the word Random question -> Obvious one...
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This time I took a bit of a change from the usual subjects I write, not a big change though. The reason for writing this set of articles (More to come and there's another beginners one as well) is because I felt that there isn't a proper or complete guide written for the pure beginners to start...
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How To Find Similar Sounding Words Let say a condition where we wanted a utility that finds a matches of words which sounds all same. For example, stupid/stpid/stuuupid/sstuuupiid would all have the same soundex code, S313, Soundex is a phonetic algorithm which computes a soundex value for each...
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PHP being the most popular & easy to deploy language for web applications offers a large number for functions for sorting compared to other languages like Perl, Python, etc which hardly have a few basic functions which have to be extended by the programmer. PHP reduces coding time by providing...
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File Transfer Protocol or popularly known as FTP has been a de facto standard for transferring files for many years, can be used in many programs / utilities like backup programs, etc. PHP is being increasingly used in writing scripts for maintenance and other purposes and the FTP extensions...
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PHP tags Comments in PHP Executing PHP from command prompt Overview of variables Different PHP data types Scope of variables PHP tags The PHP tags are used by the user to divide the PHP code from the page elements. The content inside the tags is used and remaining is ignored by the...
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We shall understand about the following loops in PHP. For loop statement The while loop The do while loop The foreach loop The continue statement The break statement For loop statement
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Constants Operators in PHP Constants The name allocated to a value is known as constant. The value is fixed and cannot be modified by the user. It is case sensitive. The name of the constant starts with a letter, following numbers, letters, or underscores. It is case sensitive. The following...
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The following conditional statements are used in PHP. if statement if ….else statement if….elseif…else statement switch statement 1. if statement The statement is executed only if the condition is true.
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The elements in array are stored in an ordered format. The mapping of the elements is in key value pair. User can define the length of the array. There are different types of arrays in PHP. They are as listed below: Numeric array: It defines an array with a numeric index. User can access and...
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