PHP Tutorials

In bulk data acquisition in PHP rarely use the file_get_contents function to operate, but if it is a small amount of we can use the file_get_contents function, because it is not only useful and easy to learn, let me introduce file_get_ Contents

Deleting files in PHP is simple as long as you use the Unlink function to complete the deletion, if you want to delete all the files in the directory we need to use the recursive operation directory to delete. Remember the lesson created from PHP

Generate ZIP file in PHP we just use a php zip compression ziparchive function on it, the following small part to give you to summarize the two implementation of one is to use ziparchive generated zip, another compressed folder under all the

Here are three implementations to introduce the specified character of the variable in the PHP regular substitution, with reference to the machine friends who need to learn. Three different methods. 1. The code is as follows Copy

Here are two verification code generator, the first is better, the second is also good, and the second generation program with a finished instance to explain the verification code call and build Here are two verification code generator, the first is

This article to give your classmates about the implementation of the event monitoring in PHP and trigger the code of the instance, I hope that some of the ways you need friends to help oh. Nothing to do, think of how PHP to implement event

A PHP login user name and password Authentication instance program, there are friends who need to learn to reference. , authentication of user name and password entered by user at login The code is as follows Copy Code

Save, top, step function mainly used in the comments here we do a simple based on jquery Ajax and PHP MySQL implementation of the Save, top, step function, the article finally attached to the source download. PHP application More and more, also more

MongoDB database is a database stored in JSON format, very suitable for a variety of application development, let me give you some examples of mongodb learning. MongoDB wants to integrate PHP, need to install MONGO extension, this is relatively

In PHP character encoding conversion We generally use the iconv and mb_convert_encoding to operate, but mb_convert_encoding in the conversion performance is much worse than iconv oh. String Iconv (String in_charset, String out_charset, String

The method of generating CSV file in PHP is very simple, here I introduce myself to use an example, the array directly to the CSV file output, there is a need to know the friend can refer to. Cases The code is as follows Copy Code

There are many ways to get an IP address in PHP, below I introduce the use of Linux command to obtain an IP address and then convert the output of the array, the following is also introduced some common examples of PHP IP address processing. PHP

Unlimited classification more than half a day in the data classification, like our news or software channels may have a variety of subclasses, but for this seed class we do not know so we have to use the infinite classification method, let me

This tutorial is for PHP beginners to provide a PHP connection MySQL database and query and read and write MySQL database implementation, there is a need to learn the students can refer to the next OH. First, connect the database Database variable

When you connect to SQL Server, SQL Server Driver for PHP supports SQL Server authentication. The following points must be considered when connecting to SQL Server using SQL Server Authentication: SQL server Mixed Mode authentication must be enabled

This image upload source code is a can upload pictures and also have to upload images to generate thumbnails and add watermark function Oh, can be said to be a perfect picture upload class Oh. PHP Tutorial Image upload code (with generate thumbnails

In PHP to delete files we need to use PHP provided by the unlink () file deletion function, I would like to give you a detailed introduction to the use of unlink to delete the file method, the need for friends can refer to this tutorial. Unlink

In PHP to provide you with the Memory_get_usage function, you can check the current memory usage of your server, with this function we can check the status of the server in real time, let me introduce memory_get_usage usage. Format memory_get_usage (

$num = count ($array); if ($num) { Sort ($array); } if ($num!=0) { $m = $array [0]; $n = 0; $kind = 1; echo $array [0]. " ----------"; for ($z =0; $z { if ($m! = $array [$z]) { echo $array [$z-1]. " "; echo $array [$z]; $kind = 0; $m = $array [$z]; }

$handle = Opendir ('./'); Current directory while (false!== ($file = Readdir ($handle))) {//traverse the directory where the PHP tutorial file is located List ($filesname, $KZM) =explode (".", $file);//Get extension if ($kzm = = "gif" or $kzm = =