PHP Tutorials

Copy CodeThe code is as follows: /*********************** @filename-path to the image* @tmpname-temporary path to thumbnail* @xmax-max width* @ymax-max Height*/function Resize_image ($filename, $tmpname, $xmax, $ymax){$ext = Explode (".", $filename)

Copy CodeThe code is as follows: "http://". $_server [' http_host '].$_server[' php_self ']. "?". $_server[' query_string ']; PHP Server Functions

A few days ago did a novel serial program, because afraid of updating trouble, incidentally wrote a collector, the acquisition of eight Chinese network, the function is relatively simple, can not customize the rules, but the idea is in the inside,

Copy CodeThe code is as follows: $hostname _conn = "localhost";$database _conn = "Test";$username _conn = "root";$password _conn = "1981427";$conn = mysql_connect ($hostname _conn, $username _conn, $password _conn);?> Copy the Code code as

1. Using gzip Add the following code at the top of each PHP page: With this code, the server compresses all the code that needs to be routed to the client and extracts it in the browser, making the site run faster. This feature can also save

The following code implements the ability to include different files depending on the file name of the browser's address bar parameter. Copy the Code code as follows: $file _name = $_get["filename"]; Get the current file nameInclude ("$file

XML parsing error: XML processing directives are not at the beginning of an entity Location: Http://.../public/xml/get Line: 2, column: 1: ^ After careful examination, it was found that the first act was empty. Looking for a long time not to find

Writing good code is an art. If a programmer follows some good programming habits, he can become a good programmer. In fact, you'll probably spend more time on code maintenance than when you write code, not to mention the entire application

image.php file Copy the Code code as follows: $c or Die ("Server connection Error!"); Link Database@mysql_select_db ("Upload", $conn) or Die ("Database not Found!");$query = "SELECT * from Upfile where ftag= $fn";$result =mysql_query

Because Pharmar uses McAfee's anti-virus software, requires all programs to be installed in program files, so these files are placed under the D:\Program files for easy management. McAfee is good at writing protection rules. Installation and

In C #, you can access assembly information through the Assembly class. 1. Allow access to the META elements of a given assembly, including methods that can load and execute assemblies; 2. Load assembly: Use static method Assembly.Load (assembly

1. About PHP Redirection 1. About PHP Redirection Method One: Header ("Location:index.php"); Method Two: Echo " window.location =\ "$PHP _self\"; "; Method Three: Echo " 2. Get the visitor's browser function Browse_infor () { $browser = "

/** * Remove blank elements from the array (including elements with only whitespace characters) * * @param array $arr * @param boolean $trim */ Copy the Code code as follows: Function Array_remove_empty (& $arr, $trim = True){foreach ($arr as $key =

Copy CodeThe code is as follows: /*========================================================Class Name: CatalogFunction: Unlimited Grading classMethod:Tree-type Display classificationCatalog_show ($id)//parameter $id recursive invocationProcess:

Contains a counter, a reminder statement, a user IP, and an ad image of his own. Send a header to the browser and say I'm a picture Header ("Content-type:image/png"); This defines the counter and puts it in a file. $Visited =array (); if

Php+mysql Example Please enter the data in the text area and determine $c if (Isset ($txt)) { $dbtime =date ("y-m-d h:i:s"); Mysql_db_query ("Usernamedb", "INSERT into test values (0, ' $dbtime ', ' $txt ')"); } ?>

Collect the full MySQL date and MySQL time functions Date_format (Date,format) Formats the date value according to the format string. The following modifiers can be used in the format string:%M month name (January ... December) %W Week name (Sunday .

Case Description: Write a PHP function. It is required that the maximal continuity of any n positive and negative integers require the algorithm time complexity to be as low as possible; For example: Echo getmaxsum (Array ( -2,1,3,9,-4,2,3,5,-3,-4,1

Second, write the beautiful code 1. Separate the daemon from the front-end program When writing a PHP program, some code is used to handle some transactions, such as manipulating databases, doing mathematical operations, and some other code is just

There are a lot of friends who have installed MySQL but don't know how to use it. In this article, we will learn some common MySQL commands from connecting MySQL, changing passwords, and adding users. First, connect MySQL. Format: Mysql-h Host