PHP Tutorials

First, security No matter how the program is written, first of all security is the first, no security procedures can not talk about high-quality. Second, stability No matter how bad your code is, you have to be able to run it steadily. third,

Copy CodeThe code is as follows: Public Function Captcha () { $font _dir = $_server ["Document_root"]. "Your_ttf_file.ttf"; Font Library $img _w = 58; Set Picture width $img _h = 20; Set Picture height $font _size = 11; Font size $angle _l =-10;

Copy CodeThe code is as follows: function Write_naps_bot () { $useragent =get_naps_bot (); Echoexit ($useragent); if ($useragent = = "false") return false; Date_default_timezone_set ("Asia/shanghai"); $date =date ("y-m-d h:i:s"); $ip

Assuming that both the MySQL server and the PHP server are configured in the most appropriate way, the system's scalability (Scalability) and user-perceived performance (user-perceived performance) are the main goals we pursue. In the actual

Post code: Copy CodeThe code is as follows: /** * Paging function * * Total @param int $count entries * @param int $perlogs show the number of bars per page * @param int $page current page number * @param the address of the string $url page number *

Three ways to implement PHP timed execution 1. Scheduled Tasks for Windows 2, the Linux script program 3. Let the Web browser refresh periodically Specific implementation Windows Scheduled TasksPHP rarely run on the win server, the specific

shopcar.php Copy CodeThe code is as follows: Class Shopcar { Product List Public $productList =array (); /** * * @param unknown_type $product in the product * @return True there is no item in the cart */ Public Function checkproduct

Copy CodeThe code is as follows: The value to be taken into the system position function Getremainder ($num, $bin, $pos, & $result = 0) { Author Lianq.net $num Value, Decimal $bin the binary to convert Number of $pos digits $real _len = log ($num,

Copy CodeThe code is as follows: $url = ' http://www.baidu.com '; $ch = Curl_init (); $timeout = 10; curl_setopt ($ch, Curlopt_url, $url); curl_setopt ($ch, Curlopt_header, 1); curl_setopt ($ch, Curlopt_returntransfer, 1); curl_setopt ($ch,

then see Phpinfo () did not find the MySQL module, after the so-called solution such as "put php.ini" into the C:\Windows environment variables, such as the non-reliable statement ..... Even copy ext folder's DLL to System32 medium I didn't find

Recently in the company project, found a strange problem, submitted a normal form, unexpectedly found unable to get the value of the submitted, this discovery, let me start the time confused, initially thought that my service has a problem, not

First create an Ajax class (Ajax Class) Then create a new file form.html --------------------------form.html---------------------------- Copy CodeThe code is as follows: Finally, create a new PHP file form.php ------------------------

At the end of last year, a variety of website account information of the database leakage, it is to force Ah, the opportunity to download a few databases, prepare to learn the data analysis to analyze these account information. Although these data

Introduction For PHP performance problems, the most talked about is the __autoload () method, many people mention that this method has a significant impact on performance. Others say that opcode can also affect the __autoload () method, so I made

Home about 3KB, is tested locally Copy CodeThe code is as follows: file_get_contents (' Shadow.xml '); Takes 0.0003 seconds Copy CodeThe code is as follows: $indexFile = fopen (' Shadow.xml ', ' R '), while (!feof ($indexFile)) fgetc

Copy CodeThe code is as follows: /** * Get hot words from Baidu * @user Little Jay * @from http://www.isharey.com/?p=354 * @return Array returns the hot Word data from Baidu (array return) */ function Getbaiduhotkeyword () { $templateRss = file_get_

Now there is a MySQL database with a Duration field in the test table with three records: 00:22:32 13:42:21 134:42:21 Represents the length of time, however, the save type is text. Now, how do you accumulate these records in PHP, and then show

First, you need to install the configuration on the server phpMyAdmin Installation configuration method See: Http://www.jb51.net/article/15330.htm After installation, come to PhpMyAdmin's homepage as shown: Second, create the user (how you have

I have written a registry class before, but that one cannot be registered with multiple classes, and the following arrays are used to store the class. Copy CodeThe code is as follows: Basic class Class WebSite {//a very simple base class Private

Returned is a hierarchy of relatively distinct array objects, we hope to be helpful, source web development note (www.chhua.com). Copy the Code code as follows: function Object_to_array ($obj) { $_arr = Is_object ($obj)? Get_object_vars ($obj):