PHP

Many times when we use smarty, we do not want to cache the whole page, such as the real-time update information such as weather and stock. Therefore, we can leave it Uncached. The common implementation methods are as follows: 1. insert method: The

Redis is a key-value storage system. Similar to Memcached, Memcached supports more storage value types, including string, list, set, and zset ). These data types support push/pop, add/remove, Intersection Set and difference set, and more abundant

Copy codeThe Code is as follows:Class xtable{Private $ tit, $ arr, $ fons, $ sextra;Public function _ construct (){$ This-> tit = array (); // strings with titles for first row$ This-> arr = array (); // data to show on cells$ This-> fons = array ("#

The main content of this section:This section describes a php function for randomly displaying images. It is mostly used for displaying blog windows and photos at random. Example:Copy codeThe Code is as follows:/*** Function: displays images

PhpQuery is an open-source project similar to jQuery implemented in php. It can parse webpage elements in the form of jQuery syntax on the server side. Compared with regular expressions or other methods that match web pages, phpQuery is much easier

The pointer in the C language is different from the pointer in the C language. The pointer in the C language stores the reference of the address variable whose content is stored in the memory.PHP reference allows you to use two variables to point to

SPL and PHP Standard Library (Standard PHP Library), which are built-in components and interfaces from PHP 5.0 and have gradually matured from PHP5.3. In fact, SPL is built in all PHP5 development environments without any settings.It seems that many

This is a little different from the general idea of passing values through php post or GET and checking the database for data. The SOAP module is required, and the processing method is very simple. There are some things to be aware.First, check that

1. If the class method can be defined as static, it should be defined as static as much as possible, and its speed will be increased by nearly four times.2. $ row ['id'] is 7 times faster than $ row [id.3. echo is faster than print, and multiple

For URL encoding in PHP, urlencode () or rawurlencode () can be used. The difference between the two is that the former encodes spaces into '+ ', the latter encodes spaces into '% 20', but it should be noted that only part of the URL should be

$ _ SERVER ['php _ SELF '] # File Name of the script being executed, which is related to document root. $ _ SERVER ['argv'] # parameters passed to the script. $ _ SERVER ['argc '] # contains the number of command line parameters passed to the

/*** Http test * Note: PHP versions later than 5.2 support CURL_IPRESOLVE_V4 * @ param $ url website domain name * @ param $ type Website access protocol * @ param $ ipresolve Resolution Method */public function web_http ($ url, $ type, $ ipresolve)

Using template tags can make website front-end development faster and simpler. People who have used dedecms, phpcms, and other content management systems should know that the front-end of cms uses template tags to call data. Take the list of called

I have the habit of cutting nginx logs on the server every day. Therefore, for visits from various search engines every day, I can always record some 404 page information. Traditionally, I only occasionally analyze the logs, however, it may not be

ThinkPHP provides a powerful View query application. You can use the View query function to specify and filter fields of multiple data tables as needed and create a view model based on these data tables, then you can use this model to directly

ThinkPHP's empty module and empty operation are also very useful functions. The concept of empty module is that when ThinkPHP cannot find the specified module, it will try to locate the empty module (EmptyAction ), perform the index operation in the

PHPMailer is an encapsulated PHP mail sending class that supports sending HTML content emails and adding attachments for sending. It is not like the mail () function of PHP itself that requires support from the server environment, you only need to

Every xxxAction in ThinkPHP. class. the PHP file represents an application module. Each function in this Action represents an operation. operations can be divided into operations that output to a template and only operations that do not need to be

Implementation Code: // Foreach ($ files as $ file_num => $ file) {if (is_file ($ directory. $ file) {// $ file = iconv ("gb2312", "UTF-8", $ file); // or iconv ("gb2312", "UTF-8 ", $ value); $ date = substr ($ file, 0, 9); echo ''; echo ''; echo ''

Today, I want to upload a large number of images to the Forum. Because the images are made by SLR cameras and the size is large, I wrote a script to compress images in batches. getImageHeight () getImageWidth () {$ image-> resizeImage ($ maxsize,