Redirect

Redirect is a feature in many web servers and web applications that sends a user from one URL to another. It is often used to guide users to the correct page when a website's structure has changed, or to ensure that multiple URLs for the same content lead to the same page.

Types of Redirects

There are several types of redirects, each with a specific use case:

• HTTP 301: This is a permanent redirect, indicating that the original URL has been moved permanently to a new location. This is often used when a website has been moved to a new domain.

• HTTP 302: This is a temporary redirect, indicating that the original URL has been moved temporarily to a new location. This is often used during website maintenance or when content is temporarily moved to a new URL.

• Meta refresh: This is a type of redirect that is executed on the client side, rather than the server side. It is often used in HTML documents to refresh the current page or to redirect to a new page after a certain amount of time.

Uses of Redirects

Redirects are used for a variety of purposes in web development:

• URL normalization: Redirects can be used to ensure that different URLs for the same content lead to the same page. This can help to prevent duplicate content issues in search engine optimization.

• Website migration: When a website is moved to a new domain, redirects can be used to ensure that users and search engines can find the new location of the content.

• URL shortening: Redirects are a key component of URL shortening services, which provide short, easy-to-remember URLs that redirect to longer, more complex URLs.

See Also

• HTTP status codes
• Web server
• URL

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