PHP

PHP obtains the real IP address of a user. /** Function for obtaining the user IP address */function getIp () {$ onlineip = ""; if (getenv ('http _ CLIENT_IP ') & strcasecmp (getenv ('http _ CLIENT_IP '), 'Unknown') {$ onlineip = getenv ('http _

Mysql transaction processing (a transfer program)-PHP code ", Mysqli_connect_error (); exit () ;}$ success = TRUE; $ price = 8000; $ result = $ mysqli-> query ("select cash from account where name = 'usera '"); while ($ row = $ result->

Baidu ping interface Baidu ping method jumps Class ping {private $ title; // blog name private $ hosturl; // blog homepage address private $ arturl; // New article address private $ rssurl; // Blog rss address private $ baiduXML; // Baidu XML

Filter out the punctuation marks in the string. in development, we may encounter this situation, that is, remove a character from the string. PHP code @ Test public void test () {String d = trimPunctuation2 ("Hello oewefo, 21.2 !; :, 1? Dsf ");

MySql counters, such as the number of clicks on a website, how to implement high-performance and high-concurrency counters MySql counters, such as the number of clicks on a website, and how to implement high-performance and high-concurrency counters

PHP adds watermark & amp; proportional thumbnails & amp; fixed height & amp; fixed width jump // File name: image_process.class.phptypeList = array (1 => 'GIF', 2 => 'jpg ', 3 => 'PNG'); $ ginfo = getimagesize ($ source ); $ this-> source_width = $

Due to some bad actions performed a long time ago, some junk data exists on the website content page. this morning, I added a method to remove the text of the string hyperlink. next I will use the regular expression to process it. The function of

I recently studied discuz and found that many backend settings are filled in with textarea and each row is interesting, avoid wasting too much time on the control issues during the settings. Let's just move on to the code: $ namesn... I recently

In php, we can directly related functions for remote image storage. functions such as curl and fopen can be quickly detected. The following describes several examples, I hope to help you. Example 1? Php judges remote files... in php, we can directly

Php user cookie login verification and mysql data login verification method :? Phpunset ($ username); if ($ _ COOKIE [#39; lo... Php user cookie login verification and mysql data login verification methods: Check out the complete database

To determine whether a website is accessed by a mobile user or a PC user, we only need to obtain the user's HTTP_USER_AGENT. I first introduced a general Mobile_Detect, the following two examples are self-written and hope to help you. php... to

In php, there is a global variable $ _ SERVER that comes with the system. There are many parameters in it. next I will introduce a friend who needs to get the complete URL path program code. example URL: www. phprm. comTestTe... in php, there is a

Submit the employee ID to mysql using php, and then mysql accepts the data and uses delete to delete the data. I will share with you several examples below. example of the delete statement: deletefromfriendsw... submit the employee ID to mysql using

The date in Excel, after being read by php, is converted into a number similar to 25569, instead of the 1970-1-1 character format displayed in Excel. the date in the original excel is a number format starting from-1, for example, 1900-1 -... the

Recently, pdo was used in the project. I checked the manual and found that the functions were similar. so I encapsulated a pdo class using interfaces, achieve the same implementation as mysql. Implementation of mysql and pdo operations in the php

PHP queue framework WanQueue file redis queue PHP queue framework WanQueue/file queue, you can quickly switch to any queue such as reids/mysql. Happy/convenient/Simple. Run php WanQueue/console/QueueServer. php to enable the Queue Service. // Add

Obtain the time from Monday to Sunday of the current week. obtain the time from Monday to Sunday of the current week. $ Date = new DateTime (); // Time object $ date-> modify ('This Week'); // specify the week, echo $ date-> format ('Y-m-D') on

Open source Drainage. joke program open source drainage. joke program // Delete the product image and directory can be an array or file function delDirFile ($ path, $ arr) {if (is_array ($ arr) {foreach ($ arr as $ v) {$ delPath = $ path. '/'. $

This tutorial is to share with a friend of PHP's Chinese network the wood texture method for making simulation results by using the PS filter. the effect produced by the tutorial is extremely lifelike and difficult. we recommend that you use it, let'

This tutorial is intended to share with my friends the idea of creating a ghost poster in PS. the poster created in this tutorial is very beautiful and difficult. it is worth learning and recommended, let's take a look at this tutorial. we will