PHP

$ Db = mysql_connect ("127.0.0.1", "root", "********") or die ("cant't connect host ");$ Re = mysql_select_db ("t", $ db) or die ("can't open database ");$ SQL = "Select * FROM news ";$ Res = mysql_query ($ SQL );$ Row = mysql_num_rows ($ res );$

If (get_magic_quotes_gpc () = 1 ){?> MySQL common query Program Note that in this program, magic_quotes_gpc in the PHP configuration file (PHP3 is php3.ini and PHP4 is php. ini)Set it to Off or 0. Restart Apache after modification.Exit

Andy Hagans and Aaron Wall wrote an article titled "adding 101 reverse links", which is of great reference value.Their post was sent in less than a few hours, and almost all important SEO bloggers suggested that you read it. This is the importance

PHP editing toolDzSoftPHPEditorThe webpage editing software designed for PHP provides PHP editing, debugging, browsing, original code viewing, file browsing, And customizable original code samples, you can test PHP without setting up a website host.:

Previously, I manually wrote a drop-down auto-completion function, which is simple to write. It only supports the mouse selection function and does not support keyboard selection. This function is used in many projects, so you need to do it

Let's take a look at the Code:For ($ I = 10; $ I> 0; $ I --){Echo $ I;Flush ();Sleep (1 );}? > 〉According to the php manual, this function sends all the output of the program so far to the user's browser.The above code should output $ I every second.

To implement the following functions, make sure that the com. allow_dcom option in php. ini is set to true.I. PreparationsCreate an ACCESS database and name it db. mdb. Then, create a new table comtest in the database, which contains the id and

Observer mode:Defines a one-to-many dependency between objects. When the status of an object changes, all objects dependent on it are notified and automatically updated.Observer class:1. Abstract topic role: the topic role stores all references to

The server does not support the full version of adodb,I almost wrote a class myself to implement the adodb function, so that I don't need to change my program.But now I use adodb-lite, which is a simplified version. It's

Php downloads files, such as txt files.The result is that the browser's built-in download box is displayed, and the Save As operation is displayed. Sometimes memory overflow and timeout may occur.If timeout occurs, SetSet_time_limit (0 );Memory

For more information, see the official zookeeper website. Zookper: A Distributed Application collaboration Service Zookper is a distributed, open-source collaborative service that is applied to distributed applications. It provides some simple

Form pageCopy codeThe Code is as follows:Username Password Remember password User Information Session_start ();Function p ($ arr ){Echo " ";Print_r ($ arr );Echo " ";}P ($ _ SESSION );P ($ _ COOKIE );?> Logon pageCopy codeThe Code is as

T1.phpCopy codeThe Code is as follows:// Method 1 generate a static page based on the template// ReplaceTemplateString is used to replace the specified string in the template.Function replaceTemplateString ($ templateString ){// The variable to

Automatically load objects:Many developers create a PHP source file for each class definition when writing object-oriented applications. A major headache is that you have to write a long list of contained files at the beginning of each script (each

Expand your php Expand your php Three extension methods Extension dll extension Summary First of all, note that all of the following operations are performed under win, using the tool VC ++ 6.0. Expand your PHPPHP plays an important role in

Not long ago, I applied to join an open-source organization. They asked me to write a function to check whether there was a Trojan script in the image.In fact, I didn't know anything at first, but I checked some information on the Internet and found

On a PHP page, there is a browser count of 200 concurrent queries per second, which causes a lot of pressure on mysql due to insert. In the lnmp environment, other page content is cached, and there is not much load. This is the browser statistics

In php, the quickest way to read files is to use functions such as file and file_get_contents, A few simple lines of code can perfectly complete the functions we need. However, when the operated file is a relatively large file, these functions may

Processing of js returned data by php json_decodeAfter php json_decode, the data returned to the front-end is: encode_str = "{" green ": 10," size ": 5," strock ": 12}Then js uses eval ("obj =" + encode_str + ";");Json data can be instantiated as an

After setting the read-only attribute for the index. php file, the trojan will not have the permission to append an advertisement to the end of the file.The code below shows how to set index. php to read-only: Copy codeThe Code is as