PHP

In Apache, PHP uses HTTP cache protocol principles and application analysis. Etag is also available for static pages. I. First, let's look at the first situation: apache static pages the static pages that apache sends to the client generally contain

PHP Extension programming skills collection. The red part is my comment. For more information, see: 1. Common features have been encapsulated. in the header file such as zen_API.h, you do not have to bother viewing internal details, which is a waste

PHP does not need to generate web snapshot COM extension .. The code copy code is as follows :? Save the image to the code. The code is as follows: $ Url = 'www .baidu.com '; // capture BaiduEcho snapshot ($ url); // The output result is the

Notes for using & amp; (and operator) to reference value assignment in phpforeach. Foreach adds} before $ value, but this usage can easily cause errors and is not easy to find. The example is more straightforward: the PHP code copy code is as

PHPIPV6 regular expression verification code. Copy the code as follows :? PhpliterallyfromtheABNFinrfc3986 (thankstoWCP) functionvalidateIPv6 ($ IP) {returnpreg_match ((? :(? :(? : [A-f0-9] {} :) {6 }::(? : [A-f0 The code is as follows: //

Use PHPob_start () to control browser cache and generate html implementation code. The output control function does not affect the header information sent using header () or setcookie (). it only applies to data blocks similar to echo () and PHP

Phphtmlspecialchars enhanced version. Copy the code as follows: cancel HTML code functionshtmlspecialchars ($ string) {if (is_array ($ string) {foreach ($ stringas $ key $ val) {$ string [$ key] shtmlspecialchars ($ val The code is as follows: //

Determines whether the php function is a string within the specified length. Copy the code as follows: -------------------------- function name: CheckLengthBetween ($ C_char, $ I _len1, $ I _len2100) The code is as follows: //---------------------

PHP + ajax does not delete any data. First, this example is modified based on the message collation. We used jquery. js to delete ajax and dom. First, we added the Copy code as follows: scripttypetextjavascriptsrclibjquery. first, this example was

Phpstr_pad () fills the string into a string of the specified length. * ** Fill the string into a string of the specified length (multi-byte security) * @ paramstring $ str specify the string to be filled * @ paramint $ len specify the length of the

Use PHP to obtain the GoogleAJAXSearchAPI data code. Code. google. comapisajaxsearchdocumentation # fonje copy code: ThisexamplerequestincludesanoptionalAPIkeywhichyouwillneedtoremoveorrepl http://code.google.com/apis/ajaxsearch/documentation/#fonje

Php magic functions. What is a magic function? For a function starting with _, it is named as a magic function, which is triggered under specific conditions. for example: __set () _ get (). What is a magic function when setting or retrieving

Highly efficient php writing recommendations. 0. replace double quotation marks with single quotes to include strings. this will be faster. Because PHP will search for variables in strings enclosed by double quotes, but not in single quotes, note:

Use php for reverse decoding after url encoding with js and use php to implement js escape function summary. Smarty can encode the url directly, such! -- {$ Var | urlencode} -- but it does not seem to have been found in smarttemplate. because the

Php does not use built-in functions to sort arrays by two algorithm codes. A friend asks questions when looking for a job. It is very likely that I will also encounter it in the future. Problem: php does not use built-in functions to sort arrays. it

Php reads the xml instance code. The PHP file copy code is as follows :? PhpclassxpathExtension {publicstaticfunctiongetNodes ($ domDoc, $ xpathString) {$ xpnewnewdomxpath ($ domDoc); $ xp-registerNamespace (x, ht Php file The code is as follows:

Download the image code in the css file using php. As a senior and professional suede engineer, I have accumulated rich experience in the Internet since I started my junior year. I believe that every web programmer will also have a senior and

Php correctly decodes characters encoded by escape in javascript. This is one collected a long time ago. I don't know who wrote it, but there is no problem after testing ~ Copy the JavaScript code as follows: functionphpUnescape ($ escstr)

Develop 7 object-oriented habits in PHP. If you are not planning to create an application using the OO principle, use the object-oriented (OO) language features of PHP, these seven habits will help you start between process programming and OO

Php space, line feed, skip usage instructions. Let's talk about n, r, tn soft carriage return: in Windows, it indicates a line break and returns to the start position of the next line. in Linux and unix, it only indicates a line break, but it does