PHP

Company Web site is a question and answer Wikipedia website, SEO engineers put forward the requirements of the site based on the problem to generate XML files. Each XML file contains 5,000 Setmap format data. The online site now has about 70w

You can generate thumbnail images using the following classes, The code is as follows Copy Code Class Resizeimage{Picture typevar $type;Actual widthvar $width;Actual heightvar $height;The width after the changevar

The code is as follows Copy Code Description: PHP write encryption function, support private key function keyed ($txt, $encrypt _key){$encrypt _key = MD5 ($encrypt _key);$ctr = 0;$tmp = "";for ($i =0; $i {if ($ctr ==strlen ($encrypt

1, the basic principles of data filtering of PHP submission 1 Submit variables into the database, we must use Addslashes () to filter, like our injection problem, a addslashes () is done. In fact, when it comes to variable values, the Intval ()

For security, we use the following function to filter some of the illegal characters passed over: PHP Anti-injection function The code is as follows Copy Code Illegal characters to filter$ArrFiltrate =array ("'", ";",

First, introduce the requirements background: Invoice method:0= donation (Don't ask me why, historical reasons)1= sent to China2= Request3= Electronic Invoice Now you want to test the data submitted by the User: if (!in_array ($_post['

The code is as follows Copy Code Class excel{ /*** Header Excel file (line with prefix)** XML specifications copied from Excel.** @ Access Private* @ var series*/var $header = ""xmlns:x= "Urn:schemas-microsoft-com:office:excel"Xmlns:

Let's take a look at how to use PHP to identify users through the PC, iPad or mobile phone to access the site?$uAgent = $_server[' http_user_agent '];$osPat = "mozilla|m3gate|winwap|openwave| Windows nt| Windows 3.1|95| blackcomb|98| me|

PHP Libevent HTTP The code is as follows Copy Code Request Completion Callbackfunction _request_handler ($req, $base) {Global $pend _req;Echo __function__, Php_eol;if (Is_null ($req)) {echo "Timed out\n";} else

Let's check our PHP first to see if we've opened the GD library. The code is as follows Copy Code if (extension_loaded (' GD ')) {Echo ' You can use gd ';foreach (Gd_info () as $cate => $value)echo "$cate: $value

Upgrade PHP version from PHP5.2.17 to PHP 5.3.21 the following saveDate (): It is isn't safe to rely on the system ' s timezone settings. You are are *required* to use the Date.timezone setting or the Date_default_timezone_set () function. In case

When the output data is displayed on the screen, if the data is large, more digits, it will look more laborious, there is a more intuitive way is to use the thousand, that is, every three digits display a comma, so you can quickly know the size of

example, generate an XML document The code is as follows Copy Code Class Simplexmlextended extends SimpleXMLElement {Public Function Addcdata ($cdata _text) {$node = Dom_import_simplexml ($this);$no =

The code is as follows Copy Code /* Monkey King Sun Xing Monkey Essence Genie 140 Myriad Pig Pig incompetent 200 Can eat Sleep */ Class xmldom{Public $version;Public $encoding;Private $xml;Private $items;Private $seachNode = ';

There are 4 fields in the database, namely Id,volume,edition,name. Requires that the query results be sorted from large to small in volume+edition.Here's a look at the Array_multisort functionArray_multisort () can be used to sort multiple arrays at

Copy the Code code as follows:$array =array (1,2,3,4,5);Echo $array [Count ($array) -1];//computes the length of the array, and then gets the last element of the array, if the last element in the array contains a non-numeric key name, the result may

Learning PHP MemCache at the front end and learning PHP MemCache* Directory [1] function [2] install [3] manage [4] commands Memcache is a high-performance distributed memory object cache system. By maintaining a unified and huge hash table in the

, Test environmentOperating system: Window XPPHP Version: PHP Version 5.2.11Apache version: Apache 2.0 HandlerII. Test methodUse Benchmark_Iterate to test isset () and empty 50 times and generate a chart if the variable exists and does not exist3.

// Public functions// Converts degrees to radiansFunction deg2Arc ($ degrees ){Return ($ degrees * (pi ()/180.0 ));} // RGBFunction getRGB ($ color ){$ R = ($ color> 16) & 0xff;$ G = ($ color> 8) & 0xff;$ B = ($ color) & 0xff;Return (array ($ R, $ G,

PhpMyAdmin lacks the mysqli extension. Check the PHP configuration solution:The mysqli extension is missing. Check the PHP configuration.Open your php. ini-> in the C: WINDOWS directory.Find The code is as follows:Copy code ; Extension =