PHP Tutorials

Today we talk about the use of php mvc template zend and configuration examples, which is a load from the zend file to load the database getinstance () method used to obtain the front-end control Instance load smarty template plug-ins and other simple configuration method. * / / Specify the reference file path set_include_path ('....

This method is urgently needed to record what time to try ^^ In Linux, you can use the crontab + php method: 1, the use of crontab-e edit the contents of regular tasks: xx: xx: xx Execute a test.php File 2, php file must be in the first line of the file, with the interpreter path (as perl do) #! / Usr / local / bin / php PHP implementation requires Apache support, she ...

PHP because of its power and scalability, in recent years have been considerable development, PHP compared to the traditional ASP site, there is an absolute advantage in speed, want to mssql transfer 60,000 data PHP If it takes 40 seconds, ASP no more than 2 However, due to the increasing number of data sites, we are eager to call data faster, not necessary every time from the database, we can from other places, such as a file, or a memory address, which is PHP caching technology, which is Cache technology. In-depth analysis In general, the purpose of the cache is to count ...

Reading and writing Extensible Markup Language (XML) with PHP can seem a bit scary. In fact, XML and all its related technologies can be scary, but reading and writing XML in PHP is not necessarily a scary task. First, you need to learn a bit about XML: what it is and what it does with it. Then, you need to learn how to read and write XML in PHP, but there are many ways to do this. What is XML? XML is a data storage format. It does not define what data is saved, nor does it define the format of the data. XML ...

PHP code security and XSS, SQL injection and other sites for the safety of all kinds of very useful, especially UGC (User Generated Content) sites, forums and e-commerce sites, often XSS and SQL injection hardest hit. Here is a brief introduction to some of the basic programming points, relative to system security, php security more requires the programmer to enter the various parameters of the user can be more careful. PHP compiler security recommendations in the process of installing Suhosin patch, will install security patch php. ini security device ...

$ Ip = $ _SERVER ['REMOTE_ADDR']; ImageColorTransparent ($ img, $ bgcolor); $ bgColor = ImageColorAllocate ($ img, 0x2c, 0x6D, 0xAF); // Background color $ shadow = ImageColorAl ...

As PHP programmers, especially novices, always know too little about the dangers of the Internet, for many of the external invasion are at a loss what to do, they do not know how hackers invaded, submitted to the invasion, upload vulnerabilities, sql Injection, cross-scripting and more. As a basic precaution you need to be aware of your external commits and do a good job with the first side of the security mechanism to handle the firewall. Rule 1: Never trust external data or enter information about Web application security, the first thing you must recognize is that you should not trust external data. External data (outside d ...

We often encounter this problem in the interview: PHP Traverse all the files and subfolders under a folder. There are many solutions to this problem. But the general idea is the same. Recursive. $ path = './filepath'; function getfiles ($ path) {...

image mask * * @copyright ugia.cn * / function imagemask (& $ im, $ x1, $ y1, $ x2, $ y2, $ deep) {for ($ x = $ x1; $ x <$ x2; $ x + = $ deep) {& nbs ...

Another case of the strtr function <? php tutorial echo strtr ("i love you", "love", "lovea");?> The result is i loves you Note that looking at the third argument a, Appear 4. I do not recommend using strtr less change ok, since this strtr function is very troublesome why ...

Finding and matching php strings The functions used to find or match or locate in php are numerous and all have different meanings. Here only about the more strstr, stristr. The latter and the former function, the return value is the same, but not case-sensitive. strstr ("parent string", "substring") is used to find the first occurrence of a substring in the parent string and returns the part of the parent string that begins with the substring and ends with the parent string . Such as ec ...

Provide two php tutorial interception string function, they can automatically identify the Chinese Oh, if you are intercepting the article this is very good, like to come in and see it. <? php header ("content-type: text / html; charset = utf-8"); function strcut ($ string, $ length, $ dot = '...', $ chars ...

Php code <? Php // Method one: function extend_1 ($ file_name) {$ retval = ""; $ pt = strrpos ($ file_name, "....

PHP thief program is the predecessor of the acquisition, with the thief principle will write acquisition. This is PHP100 Year En IT education and training for everyone to stay in class for homework. Written a few lines about ideas and functions, the details required to collect inside the mailbox, author, title, content filtering, automatic image download, storage classification and other functions, but also for your reference: index.php <? Php $ con = file_get_contents ("http: //it.sohu.com/s2010/565 ...

In order to improve the speed of the site visit, we often generate a static way to achieve, this really did a lot of speed up the site visits.But the timing generated by some limitations, if you have a separate server can be set on the server plan Task, but if it is using the virtual host may not be easy.Although a lot of ways.But it is easy to use, I think it is still the first judgment of the generated home page file generation time and the difference between the existing time, If you meet a certain value to start generating this method is more easy. No more to say. Start! Before starting or mention ...

.jpgraph Open Source Project Description jpgraph is an object-oriented graphics to create a function library. It can be used to generate histograms, pie charts, Gantt charts, mesh charts and other commonly used to some of the graphics. Supported image formats are gif, jpg and png. jpgraph is an open source php tutorial to prepare a dedicated class library. It makes the mapping becomes a very simple matter, you only need to remove the relevant data from the database tutorials, define the title, the chart type and so on, you only need to learn to master one of the few jpgraph built-in functions (...

$ send_addr = 'admin@test.com'; // Sender address $ header = "from: admin <". $ send_addr ($ to, $ subject, $ body) . "> rn"; // set email header ini ...

Another pseudo-static implementation of php is pseudo-static, that is, users and search engines to see the static page. Html suffix, but in fact it is still a dynamic program, but somehow disguised. This approach also has two ways to achieve: The first is through the web server, URL rewrite link to achieve the static, the following example to explain the way to achieve it. For users with server configuration permissions, it is recommended to use apache mod_rewrite module, assuming here has installed mod ...

This article is mainly introduced str_replace function to replace a single character, and replace the data, and specify the number of str_replace replacement, the last replacement is very useful, especially in the SEO optimization methods. / mixed str_replace (mixed $ search, mixed $ replace, mixed $ subject [, int & $ count]) function returns a string or any problem in the search ...

There are many cross-site scripting vulnerabilities in many domestic forums, and there are (quite a few) foreign (and many) more such examples, and even Google (also) has appeared, but was fixed in early December. (Editor's note: For cross-site scripting exploits, readers can refer to "Detailed XSS cross-site scripting attacks"). Cross-site attacks (very) easy to construct, and very subtle, not easy to be detected (usually steal information immediately after the jump back to the original page). How to attack, not to explain here ((and) Do not ask me), the main talk about how to prevent. First of all, cross-site scripting attacks are (due) to the user's ...