PHP

Use PHP to maintain the file system. PHP has many file system-related functions that not only help you open files, but also display directory content and move files. Many people even use PHP to write a Web-based file manager. PHP has many file

The original code of PHP_Flame (Version: Progress. Some information about IPHP_Flame (Version: Progress: * fixed the BUG where files cannot be downloaded * fixed the BUG where the parent node could not be returned * fixed the BUG in code editing ....

Section 3 defines a class [3]. When you declare a class, you need to list all variables and all functions of the object-called attributes and methods. 3.1.1 shows the composition of a class. note that in braces ({}), you can only declare a class,

A very convenient XML class !! Original Oh .? I am not familiar with XML, and may have incorrect description of XML. this is just an idea. to implement this, I should slightly trim it. I can save some data that is not frequently used in condition

The PHPstrstr function is used to determine whether a string exists. Define and use the PHPstrstr () function to search for the first occurrence of a string in another string. This function returns the rest of the string (from the matching point ).

Ten PHP coding tools worth noting. We often get frustrated when we often have to deal with tedious and repetitive tasks such as manual code testing and deployment, but we have been trying to become highly efficient. This article is intended to be

NginxPHP returns 200, but a blank page is displayed. After ngxin; php-fpm is installed, there is no problem with html static pages. However, although the phpinfo page returns 200, no error is reported for blank pages, it should be considered that

The blank nginxphp page fastcgi_param. After nginx is installed today, you will find that the html page can be viewed normally. However, after the page of the php file is opened, the page is blank. you can view the php-fpm log, and check the nginx

Implement telnet in php Use php to implement telnet connection, pass commands, and obtain return values! Telnet. php Error_reporting (-1 ); Class Telnet { Var $ sock = NULL; Function telnet ($

PHP obtains the real IP address, even if it uses a proxy [PHP] code Function getRealIpAddr () { If (! Empty ($ _ SERVER ['http _ CLIENT_IP ']) { $ Ip = $ _ SERVER ['http _ CLIENT_IP ']; }

Php determines the access IP address Determine the access IP address Php code Function getIP (){ If (! Empty ($ _ SERVER ["HTTP_CLIENT_IP"]) { $ Cip = $ _ SERVER ["HTTP_CLIENT_IP"]; } Else if (! Empty ($ _

PHP numeric verification code GetValidate (100,30 ); Function getValidate ($ w, $ h ){ $ Img = imagecreate ($ w, $ h ); $ Gray = imagecolorallocate ($ img, 255,255,255 ); $ Black =

PHP downloads images based on URLs Function imagefromURL ($ image, $ rename) { $ Ch = curl_init ($ image ); Curl_setopt ($ ch, CURLOPT_HEADER, 0 ); Curl_setopt ($ ch, CURLOPT_RETURNTRANSFER, 1 );

PHP searches nearby based on gps coordinates Define ('Earth _ RADIUS ', 6370.6935 ); Function vicinity ($ lng, $ lat, $ distance = 0.5 ){ // $ Distance = 0.5; // unit: 10 KM $ Radius =

A versatile php image processing class Image processing function functions: scaling, cropping, photo frames, watermarks, sharpening, rotation, turning, transparency, reversed colors, and ideas for processing and saving historical records:

A handy verification code PHP tool class /** * Verification code */ Class Base_Tool_Verify { /** * Verification code generation method */ Public static function createCode (){

PHP obtains code for last week, this week, last month, this month, this quarter, and the last quarter. Echo date ("Ymd", strtotime ("now"), "\ n "; Echo date ("Ymd", strtotime ("-1 week Monday"), "\ n ";

Php determines whether a visitor is a search engine crawler We can use HTTP_USER_AGENT to determine whether it is a spider. search engine spider has its own unique logo. The following column takes a part of it. Function

Long Weibo generation tool PHP source code growth Weibo Image based on text Error_reporting (7 ); Define ('root', getcwd ()); Define ('basedir', parse_url ($ _ SERVER ['request _ URI '], PHP_URL_PATH )); If (

Summary of encryption functions in php This article introduces some functions related to encryption in php. if you need them, refer to it.The encryption function in php is similar to the following: 1, md5 () 2, sha1 () 3, crc32 () 4, crypt (