PHP Tutorials

first, the controller must be added to the verification code method admin/lib/action/loginaction.class.php Knowledge Points: 1. Ob_clean function Use 2. Import method call think default class library 3. Image class Buildimageverify method use The

For PHP to traverse the directory and file list to write a simple class, and attach the use of examples, we refer to the use of it Copy the Code code as follows: Define (' DS ', directory_separator); Class getdirfile{ Returns an arrayPrivate

Directly on the code: Copy CodeThe code is as follows: Class Dbsession { Const TYPE_INT = 1;Const TYPE_STR = 2; /*** Database configration** @var Array*/Private $_config = Array (' Host ' = ' 127.0.0.1′,' Port ' = 3306,' Username ' = ' root ','

Copy CodeThe code is as follows: /*** Encryption and decryption classes* This algorithm only supports encrypted numbers. Compare the encryption decryption that applies to the ID field in the database, and the encryption based on the digital

Method of invoking the tracker Copy CodeThe code is as follows: $Profiler = $Db-Getprofiler (); Copy the Code code as follows: /*How to use the tracker*/ Introducing the loader class (auto-load Class)Require_once

Pagination page numbering display algorithm Copy CodeThe code is as follows:/*** Get HTML content for pagination* @param integer $page current page* Total number of pages $pages @param integer* @param string $url The last page of the URL address

This example CodeIgniter registered login code from a CodeIgniter project and now shares the following ~ Because the Active Record class is used, the general database operation is only two layers, that is, C and V controllers/login.php file: Copy

The thinkphp F method can only be used to cache simple data types and does not support expiration and cache objects . The S () cache method supports the validity period, also known as the dynamic caching method, using the following example: Copy

If you get a second $str[1] or $str{1}, it is not recommended to use {}, it is best to use [] Test as follows Copy the Code code as follows: Gets the last character of a character $str = ' phpddt.com '; echo $str [Strlen ($STR)-1]; M Modify the

Copy the Code code as follows: PHP line breaks for different systems The implementation of line breaks between different systems is not the same Linux and Unix use \ n MAC with \ r window to be different from Linux is \ r \ n So the implementation

Find the relative path of two directories without limiting the path depth Copy the Code code as follows: /** * Output $b relative path relative to $ A ($a) * Unlimited path depth, no optimizations, just implementation functions */ function GetPath

Example 1: Copy CodeThe code is as follows: for ($q =1; $q for ($w =0; $w for ($e =0; $e if ($q * $q * $q + $w * $w * $w + $e * $e * $e = = 100* $q + 10* $w + $e) { echo "$q $w $e". ";}}}}?> Example 2: Copy the Code code as follows: function

Copy CodeThe code is as follows: $str = "Hello Love Beijing {Tiananmen Square} "; Echo F1 ($STR); Back to Helloecho F2 ($STR); Return to myecho f3 ($STR); Return to Loveecho f4 ($STR); Back to Beijingecho f5 ($STR); Back to Tiananmen Function

The process of page output in previous versions of thinkphp is to read the template file and then parse it (also support invoking third-party template engine parsing), but in some cases we do not define the template file, or save the template file

The M method is used to instantiate a base model class, the difference between the and D methodsIs: 1, do not need to customize the model class, reduce IO loading, good performance;2, after instantiation can only invoke the Basic model class (the

First, we now look at a simple example: Copy the Code code as follows: $a = 2; ($a = = 1)? $test = "Enterprise": $test = "region"; #写法一 Echo $test; ?> The above example, first determine whether a $ A is 1 if the "enterprise" this string into the

1. Detect if Apache supports Mod_rewrite Using PHP's Phpinfo () function to view the environment configuration, through Ctrl+f find to "Loaded Modules", which lists all the Apache2handler has been opened module, if it includes "mod_rewrite", it is

First, the Phpmailer version used primarily by Ecmall is too low and does not support encrypted connections. Then, you have to make some adjustments to the corresponding code. 1. Cover Phpmailer Please download from the attachment:Copy the Code

CodeIgniter data function classes in \system\database\db_active_rec.php Copy the Code code as follows:Class ModelName extends Ci_model{function __construct (){Parent::__construct ();}} Connection database: $this->load->database (); Copy the Code

CodeIgniter is an application framework 1, Free: CodeIgniter is authorized by Apache/bsd-style Open Source license, you can use it as long as you wish. 2, simple: CodeIgniter is really lightweight, the core system only need some very small library. 3