PHP Web Development Tutorials

PHP Web Development Tutorials and Articles
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With an ODBC connection, you can connect to any database, on any computer in your network, as long as an ODBC connection is available. Here is how to create an ODBC connection to a MS Access Database: 1.Open the Administrative Tools icon in your Control Panel. 2.Double-click...
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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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Haversine Formula The haversine formula is an equation important in navigation, giving great-circle distances between two points on a sphere from their longitudes and latitudes. It is a special case of a more general formula in spherical trigonometry, the law of haversines, relating the sides...
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Show page processing time at the end of the page using PHP <?php //Page process time calculation /* The microtime() function fetches the current current Unix timestamp with microseconds another alternative method is to use the microtime() so that it returns a float value...
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Many sites send you a temporary password after u sign up with them. Here is is how you too can do that function TempPassword($tp_len) { $pstring = "aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWXxYyZz0123456789"; $plen = strlen($pstring); for ($i = 1; $i <= $tp_len; $i++) ...
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What are Regular Expressions? A regular expression is a pattern that can match various text strings. Using regular expressions you can find (and replace) certain text patterns, for example "all the words that begin with the letter A" or "find only telephone numbers". Regular expressions are...
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Cookies have long been used in PHP scripts, and are a very useful function. But what exactly are cookies? Maybe you have used then, but you still don't know exactly what they are. Or you are completely new to cookies? It doesn't matter, because in this tutorial I will show you exactly what cookies...
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Ill start by giving the code to the guest book then I will give a step by step on what each part does. <?php if(isset($_POST) && isset($_POST)) { if($_POST != "" && $_POST != "") { $F_D = getdate(); $FT = $F_D."/".$F_D."/".$F_D;
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