PHP

  This article mainly introduces the PHP magic method of using the example (PHP magic function), need friends can refer to the following The code is as follows:/** PHP treats all class methods that start with __ (two underscores) as magic methods.

PHP implementation of online production of barcode, you can do a barcode generator, we refer to the use of bar Code as follows:

The following is the detailed code of PHP modified session_id, I hope to help youThe code is as follows: if (isset ($_get["se"]) {$se = $_get["se"];  }else{return; } if (!empty ($se)) {echo ("Receive SE:". $se. " "); The accepted session is $se

When it comes to imitating logins in PHP, many people think of the first time Curl function series, this is true This example is also used curl imitate login after the dynamic release, the principle is simple we just crawl Renren login information,

This article is mainly on the PHP require and require_once The difference is introduced, the need for friends can come to the reference, I hope to help you Include () and require (): The statement includes and runs the specified file. Include ()

function Getagebyid ($id) {After this year's birthday is more than 1 years oldif (empty ($id)) return ";$date =strtotime (substr ($id, 6,8));Time stamp for Birth date$today =strtotime (' Today ');Get today's time stamp$diff =floor (($today-$date)/864

In PHP, the quickest way to read a file is to use functions such as file and file_get_contents, and a few lines of code can be pretty good at accomplishing the functions we need. However, when the file being manipulated is a larger file, these

Work needs to scale some GIF and then go to Imagecopymerge, but found that the use of Imagecreatetruecolor and imagecopyresampled later found that the background map is not right, the original transparent background image into black, It was later

For example, I http://www.111cn.net/xx.php this file and I don't want anyone to enter the address directly from the browser. But if you connect http://www.111cn.net/xx.php from any Web site, you can access it. This machine establishes the

This article mainly introduces the PHP parsing HTTP Get the JSON string variable is always a blank null solution, personal experience Summary, here recommended to everyone. A problem has been encountered with today's colleague project that the

Shell output of Chinese, then the Chinese returned PHP results for garbled, there is a good solution, we can refer to the followingIf you need PHP to execute some shell commands to see the results of the display, if the shell output has Chinese,

PHP Session FAQ Highlights and solutions: 1. Error tips Warning:cannot send session Cookie-headers already sent Warning:cannot Send session cache Limiter-headers already sent Analysis and Solving methods The reason for this kind of problem is

php for the image add watermark, suitable for png/jpg/gif format pictures, you can specify the location of the watermark and the transparency of the watermark, very practical, complete code as follows:

Use the counter code directly in the PHP file: $countfile = "Num.txt"; Defines that the file written by the counter is num.txt under the current directory, and then we should test whether the file can be opened if ($fp = fopen ($countfile, "r+"))

  I do not have a judgment file type here, because a black background will not appear after PNG and JPEG scaling, but not on a single GIF. Check the data found a perfect solution, with a detailed explanation Now write things like packaging into

  recently encountered questions about building word, now summarize the information about the three ways to build word, and the friends you need can refer to the following First, PHP to generate word of the two ideas or principles 1. Take

A background job management instance that obtains a job queue from the database, creates a new process for execution, and waits for the job to end. Code fragment: Class Controller_jobs extends controller_base{ Public function before () { Parent::

This article mainly introduces the creation and invocation of WebService interface in PHP example, including WebService basic knowledge, WebService server example, WebService client example, need friends can refer to the following As a developer,

This article mainly introduces the CMS in the PHP to determine whether the system has been installed method examples, the need for friends can refer to the Many of today's common CMS systems are equipped with installers, in order to facilitate the

2017 golang, python, php, C + +, c, java, nodejs Performance Comparison [cont.]Recently busy, This topic put a few days, today to a sequel. Previous portal: 2017-year golang, python, php, C + +, c, java, Nodejs performance comparison (golang python