PHP Tutorials

Because it is only the development environment, so is to choose a relatively simple apt-get installation method, but also encountered a little problem in the middle. First install Nginx Nginx installation and configuration is actually very simple,

Backup: The table structure and data are completely separated, the default one file will record all the structure of the table, and then the data in the table backup if the size of the volume will be divided into multiple files, or a file, referring

The template engine is a program for merging template files and data content so that Web development facilitates code separation and maintenance, and knowing that a template best knows how it works to achieve a wantong. Template files are generally

What is curl? A file transfer tool that works by using URL syntax to love command-line mode. It supports many protocols. It supports authentication functions. More complex transfer functions are commonly implemented in PHP. The functions implemented:

I looked at the method of using Phpexcel to export data to an Excel file, but it seems more complicated. Icech found a class for CodeIgniter: Ci-excel-generation-library, the use of the method is very simple. 1. Download

PHP + jQuery Ajax File upload instance. Because see some friends ask how to implement the PHP environment in the Web page upload function, I have just used the Jquery_upload_multiple upload plug-in these days, so here the usage to everyone to

The content of this section: A class for a PHP export document Example:Copy the Code code as follows: /*** Class for generating Word documents**/Class Word{function Start (){Ob_start ();Echo 'xmlns:w=

principle Generally, there are 2 ways to export doc documents, one is to use COM, and as an extension of PHP to install to the server, and then create a COM, call its methods. Servers that have installed Office can call a COM called

Sometimes in the project we need to use PHP to encrypt specific information, that is, through the encryption algorithm to generate an encrypted string, the encrypted string can be decrypted by the decryption algorithm, so that the program to process

We first discuss the Password_hash () function. This will be used as a hash value for creating a new password. It contains three parameters: password, hash algorithm, options. The first two items are required. You can use this function according to

When we want to number a large amount of data, and the number has a number of digits limit, such as 5-digit license plate number, 10-bit ID number, order serial number, short URL, etc., we can use the 36 binary to calculate the number of

Copy CodeThe code is as follows: Formatted date static function FormatDate ($format, $datetime, $week = 0) { $datetime = $datetime > 3000? $datetime: Strtotime ($datetime); if ($week) { $weeknames = [ ' Day ', ' One ', ' Two ', ' Three ', ' Four ', '

Example code, using the function substr and ICONV_SUBSTR,MB_SUBSTR Copy the Code code as follows: Intercept Chinese string script home _www.jb51.net $STR = ' 123 Script House 456 welcome everyone's presence ';Echo substr ($str, 0,4);Echo

The functions implemented: 1. Realize remote acquisition and acquisition of content 2, the implementation of PHP Web version of the FTP upload download 3, realize the simulation landing: Go to a mail system, curl can simulate cookies 4, to achieve

In fact, the God Shield decryption is not so interested, just see the author of the tool and encryption, feel uncomfortable. Research, in fact, decryption is not so complicated. With the PHP_APD extension it's easy to get this done. There are only

Using system commands is a risky operation, especially if you are trying to use remote data to construct a command to execute. If the contaminated data is used, the command injection vulnerability is generated. EXEC () is a function for executing

Copy CodeThe code is as follows: Heap Sort Application Class Heapsort { var $a; function SetArray ($a)//Get array { $this->a= $a; } function Runvalue ($b, $c)//$a represents an array, $b represents the sort heap, $c represents the end

PHP Regular Expressions Common functions, PHP regular Expression function 1. Preg_match () Function prototype: int Preg_match (String $pattern, String $content [, array $matches])The Preg_match () function searches the $content string for content

Destoon system for us to provide a few sets of default home page templates, if not satisfied with our own to create a template, let us first look at the system in the company template involved in several key locations. The company homepage template

Php+fastcgi+nginx Configure PHP Runtime environment, Fastcginginx The CGI English is all called Common Gateway Interface (Public Gateway Interface), is the Nginx and the dynamic Script program bridge, Nginx sends the dynamic request through the