The difference between static web pages and dynamic web pages & the difference between Web1.0 and Web2.0 & the difference between get and post

1、 Types of web resources

Static web resources

Dynamic web resources

Pseudo static web resources （ Don't explain ）

1） Static web resources

Static pages are normal request response information , Send it to the client for processing , Parsed by browser , Finally echo the page . There is no connection to the database during , pure HTML Format page （ Can contain pictures 、JS 、CSS Patterns, etc ）. Suffixes are commonly .html、.htm、.xml、.js 、.css The form such as .

2） Dynamic web resources

Dynamic pages are normal request response information , Send it to the server for processing , It is processed by the server , Return the information to the client , Finally, the echo page is generated . Connect to the database during , The suffix is usually .asp、.aspx、.php、.js、.do、.cgi The form such as .

2、 The difference between static web pages and dynamic web pages

① Static page

1. Suffixes are commonly .html、.htm、.xml、.js 、.css The form such as

2. Handle html、jpg、.gif、.mp4 Etc

3. URL The address does not contain “?”、“&” And other related symbols

4. It is usually saved on the file system of the website server

5. The content of the page is fixed , Poor exchangeability , You can't connect to the database , The efficiency of access is relatively high

6. When a user requests a page , The client requests data from the server , The server will return relevant data directly from the file system , Then it is parsed through the browser

② Dynamic pages

1. Suffixes are commonly .asp、.aspx、.php、.js、.do、.cgi The form such as

2. Page content can change in real time , Strong interaction , Can connect to database , The efficiency of access is relatively low

3. URL The address contains "?"、“&” And other related symbols

4. Not easy to be included by search engines

3、Web l.0 & Web 2.0 difference

Web1.0 Only users get information through the browser （ A one-way ）
Web2.0 Pay attention to interactivity , Users are users of the website , It is also the creator of website content （ two-way ）

4、GET & POST The difference between

1） The amount of data transmitted is different

1. get The amount of data that can be transmitted is small , Not greater than 2KB
2. post A large amount of data can be transmitted , Default is unlimited

2） Different security

1、get The submitted data will be displayed to URL in , Low security
2、post And get contrary , Data will not be echoed , High security