PHP Paging code (next previous page)

  code is as follows copy code $page _total = $ num/$pagesize _wish;   $page _total_int = (int) $page _total;   if ($page _total!= $page _total_int) $page _total = $page _total_int+1;    for ($i =1 $i     if ($i ==$_get[' W ']

PHP file download based on database records

  code is as follows copy code . Include './admin/connect.php '; @extract ($db->get_one ("select * from Movieinfo where id= '. $_get[' id '].")); $db->query ("Update movieinfo set downnum=downnum+1 where id= '". $_get[' id ').

PHP User Login Instance Tutorial code

The code is as follows Copy Code error_reporting (0);$mysql _servername = "localhost";$mysql _username = "root";$mysql _password = "";$mysql _database = "Peng";Mysql_connect ($mysql _servername, $mysql _username, $mysql

PHP lists all files in the directory (sorted by alphabetical order file name)

The code is as follows Copy Code $dir = "D:iles";$file _list1 = Scandir ($dir);Pass the 2nd argument to the function Scandir, if the 2nd argument is 1, which means that the file name is sorted alphabetically$file _list2 = Scandir

Several classic PHP page-paging programs (1/4)

function _pageft ($totle, $displaypg = $url = ') { Global $page, $firstcount, $pagenav, $_server; $globals ["displaypg"] = $DISPLAYPG; if (! $page)$page = 1;if (! $url) {$url = $_server["Request_uri"];}   //url Analysis:    $parse _url = Parse_

PHP statistics static HTML page browse access number code

count.php The code is as follows Copy Code $aid = isset ($_get[' aid '])? $_get[' aid ']: ';$t = isset ($_get[' t '])? $_get[' t ']: ';if (Intval ($aid)){if ($t = = ' Show '){echo "document.write (' 120 ');";}Else{$conn =

PHP Traffic Statistics code [no database Required] (1/4)

We want to provide the following PHP tutorial flow Statistics Code is the basic text file without a database tutorial, below we start from simple to complex page access count counter code instance. The code is as follows Copy Code

Using Interstellar QuickStart PHP object-oriented Programming (Revised edition)

Objective Object-oriented and profound, for never contact with people, will feel confused. Learning A lot of information, but mostly more abstract, so I use the classic game-StarCraft to discuss the object-oriented PHP . Now let's assume that we're

PHP.ini Chinese version for php-5.2

Suitable for php-5.2 php.ini Chinese version ;;;;;;;;;;;;;; ;; introduction;; ;;;;;;;;;;;;;; ; This article is not a simple translation of the English version of PHP.ini, but the reference to a large number of materials, combined with their own

Php traversal to read folder/directory image information

The code is as follows:Copy code  $ Dir = "images/"; // define the path $ Dir_res = opendir ($ dir); // open the Directory $ FileFormat = array (0 => ". jpg ", 1 => ". gif ", 2 => ". png ", 3 => ". bmp "); // Image format While (false! ==( $

Php ajaxfileupload implements ajax file Upload

Batch upload can be added, which is simple and convenient.  The code is as follows:Copy code    Id = "file1" size = "30"/> Onclick = "return ajaxFileUpload ();"/> Style = "display: none"> UpLoading...   Up_deal.php The code is as follows:Copy

The correct way to get the file extension in PHP

For example: The code is as follows:Copy code Echo substr (strrchr ($ file_name, '.'), 1 ); Or The code is as follows:Copy code Echo end (explode (".", $ filename )); The most correct method is to use the pathinfo function, for example:

Example of converting a hump string into an underline style in a PHP interview question

When I saw this problem, I thought of using ASCII code to handle it. I didn't think about it as a universal regular expression. Okay, let's take a look at the answer:Answer 1: The code is as follows:Copy code $ Str = 'openapi ';$ Length =

PHP maps XML to HTML code instances

The following example maps a tag in an XML document to an HTML tag. Elements that do not exist in the ing array are ignored. Of course, this example will only be valid for a specific XML document.$ File = "data. xml ";$ Map_array = array ("BOLD" => "

Allow your PHP program to quickly increase the password of the PHP program

As a scripting language, PHP is easy to learn and favored by many Web developers. However, PHP also adheres to various defects of the scripting language, such as the large number of codes and low execution efficiency; therefore, optimization is a

Php anti-decms attachment file online management system (1/6)

Usage:1. First create the uploadfile directory in the root directory2. "Value" and "graph": this is used to upload the image to the parent window. Value, which is the file name and can be used for input. Graph, which is an image and used for the

Simple php calendar control code example

Simple php Tutorial calendar control code example/**/Date_default_timezone_set ("Etc/GMT-8 ");Class Calendar {Var $ T = array ();Var $ datesOFmonth = array ('1' => '31', '2' => '28', '3' => '31 ', '4' => '30', '5' => '31', '6' => '30', '7' => '31 ',

Two example methods for parsing json data using php

Most popular Web services, such as twitter, provide data through open APIs, always know how to parse various transfer formats of API data, including JSON and XML.$ Json_string = '{"id": 1, "name": "111cn.net", "email": "admin@111cn.net", "interest":

Php watermarks and uploads images. php class

/** Function: PHP image watermark (watermarks support images or text)* Parameters:* $ GroundImage: specifies the background image to be Watermark. Currently, only GIF, JPG, and PNG formats are supported;* $ WaterPos watermark position, which has 10

Php Chinese and English verification code

// The English verification code is relatively simple. Do not perform hex processing. Simply use the color value and you will be OK. IfSession_start ();Function rand_create (){ // Notify the browser that a PNG image will be outputHeader

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