Detailed explanation of the second-level domain name function of DreamWeaver CMS

Detailed explanation of the second-level domain name function of Dreamweaver CMS

In website construction and management, the second-level domain name is a A common feature that makes the website more flexible and personalized. As a popular website construction tool, DreamWeaver CMS also provides rich functions to support the application of second-level domain names. This article will analyze the second-level domain name function in Dreamweaver CMS in detail and provide specific code examples for reference.

1. What is a second-level domain name?

In the Internet, domain name (Domain Name) is used to identify the name of a computer on the Internet, while the second-level domain name is the first-level domain name below the main domain name and is used for more specific positioning and display of content. For example, "blog" in "blog.example.com" is a second-level domain name.

2. Second-level domain name function of Dreamweaver CMS

Dreamweaver CMS is a powerful content management system that can be used to build various types of websites. In Dreamweaver CMS, you can realize the second-level domain name function through settings, allowing different second-level domain names to point to different pages or content to achieve personalized customization.

3. Second-level domain name setting steps

Step 1: Add second-level domain name resolution

First, add a CNAME record in the domain name management background or DNS resolution page, and The second-level domain name points to the domain name of the main website. For example, "blog.example.com" resolves to "www.example.com".

Step 2: Settings in the Dreamweaver CMS backend

1. Log in to the Dreamweaver CMS backend and enter "System Settings" - "Website Basic Information".
2. Find the "Domain Name Binding" option and add a new binding.
3. Enter the second-level domain name and corresponding root directory, and save the settings.

Step 3: Write pseudo-static rules

If you need to make the page corresponding to the second-level domain name have a pseudo-static URL, you also need to add the corresponding rules in the "pseudo-static rules". This can be achieved by adding an .htaccess file or in a configuration file in the root directory of the website.

4. Second-level domain name code example

The following is a simple code example to demonstrate how to use PHP code to load different content pages based on the second-level domain name:

 $domain = $_SERVER['HTTP_HOST'];
$subdomain = explode('.', $domain)[0];

switch ($subdomain) {
    case 'blog':
        include('blog.php');
        break;
    case 'shop':
        include('shop.php');
        break;
    default:
        include('home.php');
}

5. Summary

Through the above steps and code examples, we can add the second-level domain name function to Dreamweaver CMS to achieve more flexible and personalized website customization. Second-level domain names can not only be used for content distribution and positioning, but also enhance user experience and brand image, playing an important role in website construction. I hope this article will be helpful for you to understand the second-level domain name function of Dreamweaver CMS. Thank you for reading!

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