PHP

Baidu engineers talk about the implementation principle and performance analysis of PHP functions (3 ). Baidu engineers talk about the implementation principles and performance analysis of PHP functions (3) This article mainly introduces Baidu

Php converts all-round characters in a string to half-width characters. Php converts the full-width character of a string to a half-width character. php converts the full-width character of a string to a half-width character, which is taken from

A simple PHP generator instance. A simple example of a PHP generator. a php generator usually needs to create a data set during iteration. If the array is large, it will consume a lot of performance and even cause insufficient memory. Simple PHP

Decrypts the module and Operation ing of ThinkPHP3.1.2. The template and Operation ing function is a ing mechanism for module and Operation settings supported by ThinkPHP3.1.2, because the configuration can be changed dynamically (actually changed,

ThinkPHP accesses a module that does not exist to jump to the 404 page. First, create a new file EmptyAction in ACTION. class. php, the code is as follows: phpclassEmptyActionextendsAction {function_empty () {header (HTTP1.0404NotFound); make HTTP

ThinkPHP3.1 new features: group support improvement and improvement overview. The following improvements have been made to the support for groups in ThinkPHP3.1: each group supports independent empty modules ThinkPHP3.0 and earlier groups do not

ThinkPHP3.1 detailed explanation of content parsing output for new features. In previous versions of ThinkPHP, the page output process is to read the template file and then parse the template (or call a third-party template engine for parsing).

Share the AES encryption and decryption class written in php. Today I wrote a php AES encryption class. Applies to Yii extensions. If you do not need to use the Yii Framework, replace Yii: app ()-params [encryptKey] in the code with your default key.

Solution for decoding garbled characters after PHPbase64 encoding. When using PHP to do things, I found a problem, which can be simply attributed to garbled code, but this problem is not caused by the function itself. To see who is the culprit.

The YiiFramework framework obtains all subclass methods under a category. Obtain all sub-classes of a Category: staticfunctiongetMenuTree ($ arrCat, $ parent_id0, $ level0, $ allTrue) {static $ arrTree; use static instead of globalif (! $ All) $

Php shares functions that intercept strings containing html tags. The function of this method is: php intercepts the string containing the html tag. if the tag is not closed, the tag is closed to prevent the unclosed tag from damaging the original

How to retain the information that has been filled in after PHP fails to submit the form. This article describes some methods to summarize how to retain the entered information after PHP fails to submit the form. The most common method is to use the

Php calculates the time difference between two dates (year, month, and day ). In PHP programs, processing time is often encountered, for example, determining how long a user has been online and how many days has been logged on, the time difference

Php SimpleXML method reads and writes XML interface file instance parsing. In php5, it is very convenient to read and write xml documents. you can directly use the SimpleXML method of php to quickly parse and generate files in xml format. The

In-depth Exploration of the Create method in Thinkphp. I encountered a problem in the create () method of thinkPHP for working reasons, so I tracked the create () method and further explored the create () method. The original create () method

PHP deletes the code of an instance that does not link to the internal and external sites. Generally, when creating a website system, you need to delete a link that is not on this site when adding an article due to optimization or other factors, for

Brief introduction to several methods of Smarty local cache. Many times when we use smarty, we do not want to cache the whole page, such as the real-time update information such as weather and stock. So we can leave it uncached. common

The where method of the ThinkPHPCURD method is described in detail. The where method is the most commonly used and complex query method for ThinkPHPCURD operations. The where method is also one of the coherent operation methods of the model class.

The new usage of ThinkPHP3.1 widgets. ThinkPHP3.0 does not provide sufficient support for Action and View. it can only implement basic template rendering output. The multi-layer MVC function brought about by the release of version 3.1 does not

The limit method of the ThinkPHPCURD method is described in detail. The limit method of the ThinkPHPCURD method is also one of the coherent operation methods of the model class. it is mainly used to specify the number of queries and operations,