ThinkPHP I method usage

The I Method of ThinkPHP is a new member of many single-letter functions. It is named after an English Input. It is mainly used to conveniently and securely obtain system Input variables and can be used anywhere, the format is as follows:I

The data method of ThinkPHP CURD

The data method of the ThinkPHP CURD method is also one of the coherent operation methods of the model class. It is used to set the value of the data object to be operated currently, but many developers are not very familiar with this method, today,

How to Use php cross-origin cookie sharing

The domain where machine A is located: a1.main.com. A has an application main. php.The domain where machine B is located: b1.test.com, and machine B has the application test. php. 1. When setting a cookie in main. php, the cookie setting method is

Use of the sprintf function in php to control the floating point format

Control floating point print formatThe printing and format control of floating point numbers is a common function of sprintf. Floating Point Numbers are controlled by the format character "% f". By default, the six digits after the decimal point are

Detailed examples of thinkphp routing rules and implementation of pseudo-static functions (apache rewrite)

Copy codeThe Code is as follows:// Thinkphp route definition rules$ Route = array ('News/: action/: year \ d/: month/: Day' => 'news/read? Year =: 2 & month =: 3 & day =: 4 ','News/: action ^ delete | update | insert/: year \ d/: month/: Day' =>

How to restrict the size of image files uploaded by ckeditor

One method can be used to limit the size of the PHP. INI configuration file to be uploaded. The other method can only be used to manually modify the Fckeditor source code. The method is as follows:Open config. php In the

Explanation of the internal execution process of the PHP iterator

Copy codeThe Code is as follows:Class myIterator implements Iterator {Private $ position = 0;Private $ array = array ("First_element ","Second_element ","Last_element ",); Public function _ construct (){$ This-> position = 0;} Function rewind (){Var_

Php url routing instance

Some time ago, I wrote an api about the mobile app, which always uses the query_string address and distinguishes all the actions based on an act parameter, which makes the developer seem eye-catching. I wanted to rewrite it as "? C = controller & m =

How to Use php session

PHP session usage is actually very simple. It can save the data submitted by the user in the form of a global variable in a session and generate a unique session_id. This is to avoid confusion when there is more, in addition, the session can only

Differences and usage of VC6, VC9, TS, and nanotubes in PHP

vc9

1. Differences between VC6 and VC9: VC6 is compiled using the Visual Studio 6 compiler. If your PHP is set up using Apache, select VC6. VC9 is compiled using the Visual Studio 2008 compiler. If your PHP is set up using IIS, you can select VC9. VC9

Efficiency Comparison Between Reading and Writing files and reading and writing databases in php

This problem was also recently mentioned, that is, whether to read files faster or to read databases faster and how fast it can be. Tian Yuan also searched for the problem and did not see any netizens reply to this question, it may also be too

Five methods for creating namespaces using JavaScript

In JavaScript, global variables often cause naming conflicts. Sometimes, you may not rewrite the variables in the order you want. You can refer to the following example:Copy codeThe Code is as follows:Var sayHello = function (){Return 'Hello var ';};

Zend Framework page cache instance

Generally, the factory method Zend_Cache: factory () is used to create cache objects. Zend_Cache: The factory method has four parameters: frontend type, backend type, frontend parameter, and backend parameter. The following are page cache instances:

PHP converts decimals to integers.

Float floor (float value) Rounding Returns the next integer not greater than value and rounds the decimal part of value. The return type of floor () is still float, because the float value range is usually larger than that of integer. Copy codeThe

ThinkPHP template comparison label usage details

The ThinkPHP template engine provides a wide range of comparison labels. The usage format is as follows: content The comparison labels supported by ThinkPHP and their meanings are as follows: Eq or equal: equalNeq or notequal: not equalGt:

Solution to cookie unavailability caused by Cookie conflicts with session in ThinkPHP

When I recently voted for a website, I encountered a conflict between the cookie and session in ThinkPHP that caused the Cookie to be unavailable.The website uses the ThinkPHP framework. Many images are displayed on one page, requiring a vote under

Use the require_once question in the function to explore the elegant configuration file definition method recommendation

Background In projects, many people prefer to use arrays in the configuration file to configure various configuration items, such as hierarchical configuration level. config. php:Copy codeThe Code is as follows:$ G_levelConfig = array ('1' =>

Detailed analysis of an SQL injection vulnerability in earlier versions of the ThinkPHP framework

On the ThinkPHP official website, an announcement pointed out that the SQL injection vulnerability exists in ThinkPHP 3.1.3 and earlier versions. The vulnerability exists in the ThinkPHP/Lib/Core/Model. class. php file.Explanation of the "SQL

Php Chinese character to PinYin

Php Chinese character to PinYin Php functions (modified by the SpGetPinyin function of dedecms (dedecms/include/inc/inc_fun_funAdmin.php). The Dictionary of dedecms is incomplete ): 0x80) {$ c = $ str [$ I]. $ str [$ I + 1]; $ I ++; if (isset ($

How to enable ssl in php

When you access an SSL-enabled resource, the \ "did you forget to enable it when you configured PHP \" error message is displayed. We can see from the prompt that it must be php. the SSL module is not configured in ini. Open php. ini, find extension

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