When one page jumps to another page, all parameters on this page will be discarded. Dynamic pages generally use URL addresses to save all the parameters on the page. In this way, when the search engine admits the page, it may enter an infinite loop because of the question mark. Therefore, in many cases, the address with the question mark will not be entered, which reduces the cost. Page collection efficiency. The URL of a static web page happens to not have a question mark, so we have to fake it for the purpose of SEO and improving the efficiency of website inclusion. The following content will talk about the use of pseudo-static technology.
First you can learn free courses related to php Chinese website
1. Watchpseudo-static video tutorial
in "PHP Implementation of Page Static Video Tutorial"
php pseudo-static technology
1. Detailed introduction to PHP pseudo-static graphic and text code
If pseudo-static is used, it will consume CPU resources, but it is more beneficial for SEO and so on; if pseudo-static is not used but pure static (such as html) is used, it will cause a hard disk read and write bottleneck; About PHP implementation of pseudo-static This method can not only be solved in terms of routing, but can also be implemented with the help of apache, ngnix server, etc.
2. The difference between PHP redirection and pseudo-static
Pseudo-static is an important method of SEO, which is achieved through redirection and can hide the website’s content through redirection. Technology to filter abnormal access. This lesson is divided into two parts. The first half introduces the basic knowledge of Apache redirection in detail. The second half further deepens the understanding of redirection through multiple practical cases and demonstrates the actual effects of various redirection settings.
3. The difference between pseudo-static, static and dynamic and various pseudo-static setting methods
Static URL: URL is similar to your domain name /news/2012-5- 18/110.html We generally call it a true static URL. Each web page has a real physical path, which actually exists in the server.
Dynamic URL: The URL is similar to your domain name/NewsMore.asp?id=5 or your domain name/DaiKuan.php?id=17, with? The URL of the URL is generally called a dynamic URL. Each URL is just a logical address and does not actually exist physically on the server hard disk.
Pseudo-static URL: URL is similar to php Chinese website http://www.php.cn/course/74.html This URL is similar to true static URL. It uses pseudo-static rules to disguise dynamic URLs into static URLs. It is also a logical address, there is no physical address.
4. Three ways to implement PHP pseudo-static pages
Output directly when the client accesses. No need for script explanation. It will have very good results when the traffic is very large (such as when there are millions of visits every day). In other words, this HTML page actually exists on the server side.
Of course, when the traffic of your website is not that large. URL rewriting is the best method (in my personal opinion, you can consider load balancing when there is large traffic. It doesn't matter either). There are many methods of URL rewriting, including APACHE and IISREWRITE. Even PHP scripts can handle it directly.
The purpose can be achieved by reading a single html+image Flash and other attachments. Why bother reading the database, reading the php cache file and re-reading the file? Why is it so troublesome to integrate data output and add attachments such as pictures and Flash? The CMS home page does not require a lot of interaction, and the forum version should not be used here. On the contrary, what should be considered more is: beauty! compatible! Intuitive information! performance! And stability!
6. PHP simple pseudo-static URL mechanism implementation
Since our system supports pseudo-static, the previous system directly used the server apache or the rewrite that comes with IIS The file defines the rules, but there is no routing mechanism in the framework, so this time the framework is going to use a new strategy and implement the routing mechanism in PHP. So I started exploring the function implementation. Before development, I first understand what the 'routing mechanism' does. It mainly does two things.
Related Questions and Answers
1. Why are pseudo-static rules invalid?
2. Pseudo-static setting problem
3. .htaccess Pseudo-static problem
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1. PHP Chinese website free tutorial: "php complete self-study manual"
2. PHP Chinese website free video tutorial: "php.cn Dugu Jiujian (4)-php video tutorial》
The above is the detailed content of Summary of how to use PHP pseudo-static technology. For more information, please follow other related articles on the PHP Chinese website!

php把负数转为正整数的方法:1、使用abs()函数将负数转为正数,使用intval()函数对正数取整,转为正整数,语法“intval(abs($number))”;2、利用“~”位运算符将负数取反加一,语法“~$number + 1”。

实现方法:1、使用“sleep(延迟秒数)”语句,可延迟执行函数若干秒;2、使用“time_nanosleep(延迟秒数,延迟纳秒数)”语句,可延迟执行函数若干秒和纳秒;3、使用“time_sleep_until(time()+7)”语句。

php字符串有下标。在PHP中,下标不仅可以应用于数组和对象,还可应用于字符串,利用字符串的下标和中括号“[]”可以访问指定索引位置的字符,并对该字符进行读写,语法“字符串名[下标值]”;字符串的下标值(索引值)只能是整数类型,起始值为0。

php除以100保留两位小数的方法:1、利用“/”运算符进行除法运算,语法“数值 / 100”;2、使用“number_format(除法结果, 2)”或“sprintf("%.2f",除法结果)”语句进行四舍五入的处理值,并保留两位小数。

在php中,可以使用substr()函数来读取字符串后几个字符,只需要将该函数的第二个参数设置为负值,第三个参数省略即可;语法为“substr(字符串,-n)”,表示读取从字符串结尾处向前数第n个字符开始,直到字符串结尾的全部字符。

判断方法:1、使用“strtotime("年-月-日")”语句将给定的年月日转换为时间戳格式;2、用“date("z",时间戳)+1”语句计算指定时间戳是一年的第几天。date()返回的天数是从0开始计算的,因此真实天数需要在此基础上加1。

方法:1、用“str_replace(" ","其他字符",$str)”语句,可将nbsp符替换为其他字符;2、用“preg_replace("/(\s|\ \;||\xc2\xa0)/","其他字符",$str)”语句。

查找方法:1、用strpos(),语法“strpos("字符串值","查找子串")+1”;2、用stripos(),语法“strpos("字符串值","查找子串")+1”。因为字符串是从0开始计数的,因此两个函数获取的位置需要进行加1处理。


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