PHP Tutorials

Previously wrote an article about the weight of an array, but only one-dimensional arrays. The following functions can be used with two-dimensional arrays: Copy CodeThe code is as follows: Two-dimensional arrays eliminate duplicate values function

First on the source code, you can copy to your own computer up to run ~ Copy CodeThe code is as follows: Multiple file uploads Uploading file information $img = $_files[' img ']; if ($img) { File storage directory, and this PHP

Copy CodeThe code is as follows: Session_Start (); Header ("Content-type:image/gif"); Class Securitycode { Private $codes = '; function __construct () { $code = ' 0-1-2-3-4-5-6-7-8-9-a-b-c-d-e-f-g-h-i-j-k-l-m-n-o-p-q-r-s-t-u-v-w-x-y-z '; $codeArray

Of course, this article is not to do research on Chinese search engine, but to share if you use PHP to do a site search engine. This article is an article in this system. The word breaker I use is the Ictclas of the open source version of the CAS

Search on the Internet a lot of methods do not work, the study of the day, found through the following configuration can perfectly support the ' Url_model ' + 2 situation Copy CodeThe code is as follows: location/project/{ Index index.php; if (!-e $

Look at the results first-- The page source code is as follows: Analysis of the code, after checking index_config.php (smarty Connection file), index.php files are error-free, the following focus on the template file, perhaps the reason is on

Copy CodeThe code is as follows: Format data (prevent injection) function Site_addslashes ($string, $force = 0) { !defined (' MAGIC_QUOTES_GPC ') && define (' MAGIC_QUOTES_GPC ', GET_MAGIC_QUOTES_GPC ()); if (! MAGIC_QUOTES_GPC | | $force) { if (Is_

Copy CodeThe code is as follows: /* function Array_map () function: Most group callback function---The function of the callback function to the cell of the given array * 1, Syntax: Array Array_map (callback callback, array arr1 [, array ...]) * 2,

Copy CodeThe code is as follows: /* Function Array_walk (): Single array callback function---Apply user function to each member in a logarithmic group * 1, Syntax: bool Array_walk (array &array, callback funcname [, mixed $userdata]) * 2,

PHP Implementation: Copy CodeThe code is as follows: /** * Calculate arithmetic expression */ Error_reporting (E_all); $exp = ' (1+2* (3+5)/4) * (5-4) *; $arr _exp = Array (); for ($i =0; $i $arr _exp[] = $exp [$i]; } $result = Calcexp

The steps are as follows: 1. Go to the corresponding extension directory # Cd/usr/local/src/php-5.2.12/ext/curl 2. Call the Phpize program to generate the compilation configuration file #/usr/local/php5/bin/phpize 3. Call configure to generate

The result is a problem, Setcookie set the cookie does not take effect, not seen on the browser side. Check it out, it turns out that Setcookie is done by the header of the HTTP request response and needs to be executed before the output of the

register.php: Copy CodeThe code is as follows: Registration page request.php Copy CodeThe code is as follows: $username = $_post[' username '); $name = $_post[' name ']; $pwd = $_post[' pwd ']; $email = $_post[' email

This method can also be used to determine if there is a separator symbol. For example: Copy CodeThe code is as follows: if ($_module[tg1_tjly]) { $TG 1_tjly = explode ("|", $_module[tg1_tjly]); if (count ($tg 1_tjly) >1) {//focus here, when the

Novice first know Jpgraph certainly will encounter a variety of problems, such as garbled what, this case is jpgraph3.0.7 production, also through my many experiments, solve garbled problem Copy CodeThe code is as follows: $datay =array ();

Copy CodeThe code is as follows: /** * Sort an Two-dimension array by some level the use Array_multisort () function. * * Syssortarray ($Array, "Key1", "Sort_asc", "Sort_retular", "Key2" ...) * @author Chunsheng Wang * @param array $ArrayData

Copy the Code code as follows: $url = ' http://www.baidu.com/zongzi/oo.html '; $n = Preg_match_all ("/http:[\/]{2}[a-z]+[.") {1} [a-z\d\-]+[.] {1} [a-z\d]*[\/]*[a-za-z\d]*[\/]*[a-za-z\d]*[.] *html/", $url, $array); Var_dump ($array); ?> http://

Copy CodeThe code is as follows: /** * Simple selection sort easy to choose * * Principle: Select each number in the array at a time, write down the current position and assume that it is the minimum number of min=i from the next number in the

such as micro-blog This looks more humane, okay, on the code Copy CodeThe code is as follows: Class Timeago { Static $timeagoObject; Private $rustle; Private $unit; Private Function __construct () { } Private Function __clone () {} public

The first clear I refer to the PHP project, refers to the post-graduation work, mainly in PHP web system development, did not use its language work. Work experience in about 3-4 years, ordinary Web system (millions access, level 1000 data or