The biggest advantage of using PHP for
1, code optimization Code optimization not only writes clean and clear code, but simplifies the code somewhat. You can use Zend Optimizer to help complete these miscellaneous tasks. Zend optimizer
This article mainly introduces PHP using socket Programming example, we refer to the use of the bar 2 php Test files server.php code as follows: request code is as follows: # /usr/local/php/bin/php/usr/local/apache2/htdocs/client.php
PHP Permanent Login, remember my functional implementation methods and security practices
This article mainly introduces the PHP permanent login, remember my function implementation methods and security practices, this article focuses on the use of
The easiest way to do this is to add the following code directly to the PHP program code:
The code is as follows
Error_reporting (e_all^e_notice^e_warning);
You can turn off all notice and warning-level errors.
This article mainly introduced PHP script monitoring Nginx 502 error and automatically restart PHP-FPM, this article directly give the implementation code, and then put into cron implementation, need friends can refer to the
Recently the server
Short web site has been popular for some time, used to do Sina Weibo application when there is contact, but did not make clear, and recently again contacted this dongdong, carefully studied the next, found that the short URL is also quite easy. The
full-page static caching
That is, the page is all generated HTML static page, user access to direct access to the static page, and will not go to the PHP server parsing process. This kind of way, in the CMS system is more common, for example
php Solutions and considerations that cannot be opened after you download Excel, please refer to use PHP download Excel file, 1, in the process of downloading do not output any non-file information, such as Echo log information. Otherwise, the
"The concept of serialization"
Serialization is the process of converting an object's state into a format that can be persisted or transmitted. The opposite of serialization is deserialization, which converts a stream to an object. These two
This article is mainly about the PHP server operating system type method is introduced, the need for friends can come to the reference, I hope to help youOne: PHP has a number of system predefined variables, by judging that they can simply determine
This article mainly introduces the PHP array sorting code, the need for friends can refer to the following Code below: $val)////loop outputs the sorted key value pair { echo "$key = $valn";//output key value to } &NB Sp
First use PHP to obtain the IP, and then use the PHP Curl function to obtain the user's detailed area. Here's a look at the code;
The code is as follows
/** This function is to get the client and IP*/function GetIP
1, the cookie data stored in the customer's browser, session data on the server.
2, cookies are not very safe, others can analyze stored in the local cookies and cookie spoofing, taking into account the security should use session.
3, session will
StringNote the difference between single and double quotesNote the escape character \ 's use \\,\ ", \$Note Using 8-or 16-character representations of \xf6echo "H\xf6me";/need to see if this type of text encoding is
?Automatic thumbnail $srcfile original file, large image, $photo _small object file, small map, $dstW, $dstH is a small map of the wide, high.function Makethumb ($srcFile, $photo _small, $dstW, $dstH) {$data = getimagesize ($srcFile);Switch ($data [2
Recently a lot of friends are asking me if I can hide my one-word trojan in HTML or picture, in fact, a word trojan inserted into the PHP file has been very covert, if you just want to put into the HTML file or picture, then look down this article
first, small sequence
HTML is easy to learn and general, the general PHP program is embedded in the HTML language implementation. But as the web becomes more widely used, the weakness of HTML is becoming more and more obvious. The advent of XML,
Introduction:
The inclusion path in Perl and PHP has always been a difficult problem, mainly related to the operating system and Web servers, and it is impossible to be very intelligent to solve this path problem. The path to perl,php is much
Static is the definition of a static object or a static variable, and what are the characteristics of the variable or class method defined by the static we'll see after we've read the relevant examples of this article.
1. Create object $ob ject =
This article mainly introduces PHP to prevent SQL Injection Vulnerability Code and analysis, recently provided several common attacks of regular expressions, we refer to the use of the bar The injection vulnerability code and analysis code are
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