PHP Web Development Tutorials

PHP Web Development Tutorials and Articles
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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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Introduction RSS is a family of web feed formats used to publish frequently updated content such as blog entries, news headlines or podcasts. An RSS document, which is called a "feed," "web feed," or "channel," contains either a summary of content from an associated web site or the full text....
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Building web applications with membership management is one of the most frequent tasks that every programmer does. Managing membership data, such as username, password and the member's profile with sessions in PHP is the easiest and simplest solution. Sessions stores data about a particular...
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Background I've needed the header function in php so many times I figured I'd write a tutorial on it. This tutorial should help you do most of the things that the header function is capable of. Simply put, the php header function will send a http header to the browser. Headers in PHP If...
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How to show the no. of users online on your site using PHP & MySQL. Step1: Creating the database Create a new table called 'useronline', with 3 fields inside a table. The fields are timestamp, ip and file. Below is the SQL to create the table. CREATE TABLE useronline ( timestamp...
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Many times its required that we truncate a long string and add ellipsis to the end of the truncated string. Here's a function which does exactly that. function truncate( $varb, $num ) { $dnum = intval($num); if (strlen($varb)>$dnum) { $nvarb = substr($varb, 0,...
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The below is a code to gauge ur php performance <?php function micro_time_val($mytime) { $gettime=explode(" ",$mytime); $msec=(double)$gettime; $sec=(double)$gettime; return ($sec + $msec);
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If you have PHP4 working on your server, and have heard that PHP5 may screw up things. Here's how to have both running alongside. #!/bin/sh # PHP5 CGI Installer for cPanel/WHM Servers VERSION=5.0.4 cd /usr/src wget -O php.tbz2...
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CURL is a command line tool for sending and receiving files or other data with URL syntax.CURL supports many protocols for example HTTP, FTP, HTTPS, TELNET, etc. When it comes to PHP/CURL, it is a module that allow us to use libcurl PHP library. Uses We can use PHP/CURL for HTTP form based...
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Title says it all but to reemphasize that below PHP code block validate an email address. Its always good to have a client side validation for faster user responses but backend check is also needed for user not having client side scripting on. <?php function emailsyntax_is_valid($email) { ...
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Most of us have know PHP as a language used for web development, but it is also being used for writing backend processing scripts, backup scripts, deferred processing scripts etc. for a long time but still not as much as other scripting languages as Perl, Python, or Ruby. But if you are a PHP...
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This functions solves the problem of always writing the same code to check if a get or post request is set or not. Background I created this because I was tired of the extra code needed just to see if a request variable has the array key set or not. I don't want to use error suppression...
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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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All like to create PHP scripts as fast as possible, and we try to take any shortcuts that we have. Here are few tips to speed up php code Tip -1 Using a good editor can really save you time. If you're still stuck on using Notepad to edit your PHP scripts, switch right now. There are...
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A Comma-Separated Values(CSV) file stores information in a list with a comma between each item. A CSV file may consists of any number of records. CSV file format is widely supported by scientific applications, and various consumer and business applications. There are a few variations where...
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PHP is arguably the most popular scripting language for Web sites. This popularity comes with a price, however, and that is increased attention to various vulnerabilities in PHP itself and in the plethora of Web applications written in PHP. The security features built into PHP are weak, and the...
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Memcached is a high-performance open-source caching solution, generally used to improve web application performance by avoiding round-trips to RDBMS, to know more about memcached read Faster Webapps With Memcached. In this article we'll discuss about installing and using memcached in PHP. A PHP...
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These functions allow you to get the mean, the median, tell if a number is even or odd, strip an array of all strings and characters, and provide probability. The mean function works well if your trying to implement a rate system. just filter the input values of the array and it will work...
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This class is a wrapper for array's that allows you to use oop to create and manage an array Background This class is inspired by Java and C#'s array class. The Code If you'd like to use oop to manage an array this class is meant to provide a data type of sorts for that effort.
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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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