PHP

I carefully studied the efficiency of the decompression program written in php, which is much higher than I thought. Since it is so good, I just need to optimize it and use it in my background, although the control panel in most of the space

Share the code generated for a php short URL.Copy codeThe Code is as follows: urlShort Header ("Content-Type: text/html; charset = UTF-8 ");Function base62 ($ x ){$ Show = '';While ($ x> 0 ){$ S = $ x % 62;If ($ s> 35 ){$ S = chr ($ s + 61 );} Else

Share two ways to compress page output data to speed up webpage access, one is to use php zlib extension to implement gzip compressed page output (Use php's built-in function ob_gzhandler for gzip compressed output), and the other is to modify php.

In the smarty template, how does one use a constant defined through define? Method: {$ smarty. const. Constant name you defined}Articles you may be interested in Extension of the for loop in the smarty Template The cycle table in the smarty

This section is very difficult. Even if you visit the website over the past two days, the system prompts "PHP has encountered an Access Violation at 0AEAAD66". After checking it, it turns out that the MySQL database is connected. Solution: 1. For a

Recently, the User database name has already more than 'max _ user_connections 'active connections error is reported on the website. It is necessary to study this problem. Max_user_connections is the maximum number of MySQL user connections. The

Simple flipper Many games and game systems require dice. Let's start with the simple part: throw a six-sided dice. In fact, rolling a six-sided dice means selecting a random number from 1 to 6. In PHP, this is very simple: echo rand );. In many

MarcAndreessen, co-founder of Netscape, predicted at the Zend/PHP conference held on Wednesday (10/19) that the simple PHP descriptive language writing tool was developed in the Web-based exploitation program, it will be more popular than Java.

Today, let's talk about some interesting content in the PHP. ini file. The PHP. ini file is trusted by every PHP enthusiast. It is named PHP3.INI in the previous PHP version PHP3.0. Open it with NOTEPAD. files are usually used to control the Win of

& Lt ;? Phpinclude & quot; mysql. php & quot; $ db = newDirver (); $ db-& gt; DBLink ($ dbhost = & amp; #39; localhost & amp; #39 ;, $ dbuser = & amp; #39; root & amp; #39;, $ password = & amp; #39; DBLink ($ dbhost = 'localhost', $ dbuser = 'root',

Case 1: father. php is defined as follows: & lt ;? Php $ jack = 1000 ;? & Gt; children. php is defined as follows: & lt ;? Phprequire (& quot; father. php & quot;); $ jack = 123; echo $ jack. & quot;/n & quot ;;? & Gt; phpchildren. php Case

Currently, mature PHP development frameworks include YII, zendframwork, domestic lightweight framework Thinkphp, and CakePHP with high development efficiency. The company can select an appropriate development framework based on their own needs. here,

Steps: 1. decompress and use the ultraiso software to open the imagesbootiso file extracted from the rhel-53-server-i386-dvdiso file. 2. use the UltraISO software, and click Start-& gt; write hard disk image-& gt; write. Write the bootiso file to

Regular expressions are important in all programming languages. php also provides regular expressions that can be used to search for and replace strings, basically, we can use java regular expressions on php. Regular Expressions 1. Common regular

1. The _ get and _ set methods are designed for attributes that are not declared in the class and their parent class: __get ($ property) this method is called when an undefined property is called; __ set ($ property, $ value) assigns & amp; 20540 to

As the Portal matures step by step, its structure and efficacy have also undergone major changes. from a hybrid service to a stage where the system framework is the core, the entire process of process and arrangement and development has left, the

In the XML object model, how does one deal with vacant characters? In some cases, the XML object model displays TEXT nodes that contain vacant characters. After the vacant characters are truncated, it may cause some confusion. For example, the

XSLT command [xml schema conversion] 1. cyclic xsl: for-each... xsl: for-eachselect = "BookList/Item" trthalign = "left" xsl: value-ofselect = ". // title "// thtdxsl: value-ofselect = ". // categ XSLT command [xml format conversion]1. Loop

5. differences between XML and HTML: both XML and HTML come from SGML. they both contain tags and have similar syntax. The biggest difference between HTML and XML is that HTML is a fixed markup language, it uses inherent tags to describe and display

After my tests, the md5 function in PHP does increase in function time as the length of the encrypted string increases. in the practical application of PHP, do not worry about the efficiency and performance of md5 encryption with less than 100