PHP

The PHP string encryption function obtained from Discuz. A powerful encryption and decryption function is found in discuz. This function can encrypt and restore strings within a specified period of time. In this way, we can find a very powerful

Parameter description and usage of the phpsetcookie function. Phpsetcookie parameter description usage: setcookie (name, value, expire, path, domain, secure) parameter description name is required. Specifies the cookie name. Value is required.

Set phpMyAdmin in PHP to set the logon password. PhpMyAdmin is directly connected to MYSQL, so security is critical. some friends do not set a logon password for phpMyAdmin for convenience. this is very dangerous. if phpMyAdmin is directly connected

Use the built-in PHP function to output the cache. If your website's MySQL database is slow, you need to pay attention to the website's cache. Anyone who has used WordPress knows that it has a plug-in called WPSuperCache, which can take the website

I wrote a php function to detect file encoding. For file encoding detection, Baidu has always regarded it as "all", but it does not work. many people suggest mb_detect_encoding Detection. but somehow I am not successful, and I have nothing to do

Example sharing of two methods for implementing polymorphism in PHP5. In PHP5, the type of a variable is uncertain. a variable can point to any type of value, string, object, resource, etc. We cannot say that the polymorphism in PHP5 is a variable.

Chapter 4 process images. Learning points: 1. Creating Images 2. simple small cases in PHP5, it is much easier to process dynamic images than before. PHP5 contains the GD extension package in the php. ini file. you only need to remove the GD

Php uses arrays to implement multi-condition query (string segmentation ). Copy the code as follows :? Php $ keywordaspphp, jsp; $ keywordstr_replace (, $ keyword); $ keywordstr_replace (, $ keyword); $ keyarrexplode (, $ keyword); for ($ index0;

Php to obtain the implementation code of the http status. There are two ways to sort out the data one by one. you can refer to the following code: # Method 1 $ chcurl_init (www.jb51.net); curl_setopt ($ ch, CURLOPT_RETURNTRANSF two ways to sort out

Template engine smarty working principle and examples. The template engine is a program that combines template files and data content to facilitate code separation and maintenance for website development. it is best to know how a template works, the

Wondering about url requests. Modification to the company's system today is still a problem with ajax requests, but this time it is simpler than the previous one. However, I encountered a very puzzled question. I thought it was an ajax problem.

APACHE for php pseudo-static. 1. check whether Apache supports mod_rewrite. use the phpinfo () function provided by php to view the environment configuration. use Ctrl + F to find "LoadedModules", which lists that all apache2handler enabled 1. check

PHP tips: Function overloading. 1. you can use the func_get_args () and func_num_args () functions to overload the functions !! PHP code: Copy the code as follows: functionrewrite () {$ argsfunc_get_args (); if (func _ 1. you can use the

Php member permissions .? Phpecho $ uu @ array_sum ($ _ POST [gr]);? FormactionmethodPOSTADDinputtypecheckboxnamegr [] value1? Phpecho $ uu1? Checked: null ;? UPDinputtypecheckboxname Echo $ uu = @ array_sum (@ $ _ POST ['Gr ']); ?>

Php learning. Php is the first time to learn. I will study every day in the future. I will record my php learning path here. in the beginning, I will mainly watch videos and help me watch online blogs, because php is the first time to learn, I will

How to store phpSession to Redis. Of course, you must first install php Extensions. refer to this article: Install and modify PHP in Redis and php extensions. the copy code of ini settings is as follows: session. save_handlerredissession.save_path

Php reference symbol (& amp;) usage details. The pointer is different from the pointer in C language. the pointer in C language stores the reference of the address variable content stored in the memory. the PHP reference allows you to use two

Php allows the browser to directly download PDF files. Some browsers have installed pdf open programs associated with browsers, so when writing the pdf path directly, they open the pdf instead of downloading the program. below I will explain that if

PHP multi-file Upload class. PHP multifile Upload class * multifile Upload class modification: Linvo2008-2-15 * classmore_file_upload {constFILE_PATH .. upfileclassuploadfile; varfile_type; v PHP multifile Upload class PHP multi-file Upload class /*

A summary of problems in mantis installation, configuration, and usage. Mantis installation, configuration, and use of the problem summary, mantis summary development needs, install mantis (MantisBugTracker, defect tracking system defect management