CI Framework Security Class security.php source code Analysis _php Example

The CI security class provides a global defense against CSRF attacks and XSS attack policies that require only the configuration file to be opened: Copy Code code as follows: $config [' csrf_protection '] = TRUE; $config [' global_

Double colon:: Usage in PHP _php instance

A few days ago in Baidu know that someone asked in PHP double colon:: The use of the answer to him at that time is more concise because the phone typing is not convenient! Today suddenly remembered, so here is a summary of the double colon I

The technique of using JSON in PHP language and the implementation code of JSON _php instance

At present, JSON has become one of the most popular data interchange formats, and almost all the APIs in the major Web sites support it. I've written a data type and JSON format to explore its design ideas. Today, I want to summarize the PHP

PHP under the cannot use a scalar value as a array solution _php tips

Today, in testing the PHP program, there was a mistake: cannot use a scalar value as a array, this error prompted a few days ago, it seems to be a little tune on the good, also did not delve into, today but again appeared. Can not be fooled, have

How to use PHP to generate thumbnails of pictures _php instance

  Function: Support jpg,jpeg,gif,png,bmp picture format, support according to the proportion of the original picture scaling, you can choose in the picture scaling process whether the picture should be trimmed, added to the picture quality control,

php = assignment operator _php techniques for different behavior of different data types

First explain the behavior of the assignment operator = See the following example: Copy Code code as follows: $i = 0; $j = $i; $j = 0; Echo $j; Print output 0 $arr = Array (0); $arr 2 = $arr; $arr 2[0] = 1; echo $arr

Windows file system mechanism triggered by PHP path blasting problem Analysis _php example

1. Opening remarks This disclosure is the result of the test results of the questions raised in the following Web pages:Http://code.google.com/p/pasc2at/wiki/SimplifiedChinese Known 1.php exists, the results of the above script

Several free open source PHP cms_php techniques without database

1. Mucms a small, platform-independent content management system for non-interactive Web sites (sites only publish information). It is very low on system requirements and requires only apache+php. No database is used. It is safe, fast, easy to use

PHP manipulating XML as a database class _php technique

xml.class.php File Code Copy Code code as follows: * Example Read data: * * $xml = new XML ("Dbase.xml", ' table '); * * $data = $xml->xml_fetch_array (); * * echo " "; * * Print_r ($DATA); * Class XML { var $dbase; database,

Introduction to PHP Double-linked list (spldoublylinkedlist) and examples _php example

Double linked list is an important linear storage structure, for each node in a doubly linked list, not only store its own information, but also save the address of the predecessor and the successor node. The Spldoublylinkedlist class in the PHP

Diffie–hellman-Herman Key Exchange (Diffie–hellman) algorithm principle and PHP implementation version _php example

Diffie–hellman-Herman (Diffie–hellman) is an algorithm that allows both parties to create secret keys on insecure public channels, which can be used to encrypt (such as RC4) content later in the two parties.The Diffie–hellman-Herman (Diffie–hellman)

PHP implementation of the IMEI limit SMS authentication code send class _php instance

PHP Implementation of the IMEI limit SMS authentication code send class ismobile ($mobile)) {$this->error = array (' Code ' =>-1, ' msg ' => ') This is a wonderful mobile phone number, please Correct input and retry '); return false;

Analytic implementation of PHP INI configuration file _php Tips

So when I see this article, I just know that, there is a DBA function can be used, ah, a careful look at the DBA this function of the installtion, found that support Inifile is also from the PHP5 to begin to realize. Well, the corresponding DBA can

PHP session_regenerate_id function Dual-release memory vulnerability _php tips

sebug-id:1491 sebug-appdir:php Release time: 2007-03-17 Impact Version: PHP php 5.2.1 PHP php 5.1.6 PHP php 5.1.5 PHP php 5.1.4 PHP php 5.1.3 PHP php 5.1.3 PHP php 5.1.2 PHP php 5.1.1 PHP PHP 5.1 PHP php 5.0.5 PHP php 5.0.4 PHP

PHP to upload files via ftp _php tips

Approximate principle Iterate through all the non-excluded files in the project, and then get files that were modified later than the last time the file was modified Then upload these files to the corresponding directory via FTP The specific code

PHP Upload File FAQ Summary _php Example

PHP upload files are often encountered in a number of problems summed up it, later use when not to look for. 1. Make a simple upload file first Copy Code code as follows: Enctype= "Multipart/form-data" > Filename:

PHP generated text PNG picture code _php Tips

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Copy Code code as follows: ? /* PHP generates text PNG pictures, you can call the function by using the following methods: Http://www.yourdomian.com/text_png.php3?msg=helloworld+class&rot=15&size=48&font=fonts/ARIAL. TTF */ Header

PHP Rename change file, folder name _php tips

The command format is: BOOL Rename (string oldname, string newname [, resource context]) Below is a demonstration of the specific application of rename: File location as shown: Objective: 1. renamed Cache.txt as Rename.txt; 2. Rename the

The solution to the relative path to execute PHP script files under the PHP command Line (CLI) _php tips

When executing a. php file under the PHP command line, the working directory of the Execution Environment (GETCWD ()) is the directory of the PHP Command Program (php.exe), so if you want to use a relative path within the file, switch the current

How to embed PHP code in HTML _php tips

For an experienced PHP Web developer, this is a very easy thing to do. But for beginners who just started to touch the PHP programming language, this is a problem. So here's how to embed PHP code in regular HTML code. Embed PHP code in regular HTML

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