What are some best practices for handling URL redirection in PHP applications?

When handling URL redirection in PHP applications, it is important to ensure that the redirection is done securely and efficiently. One best practice is to use the header() function in PHP to send the appropriate HTTP headers for redirection. Additionally, always sanitize and validate user input to prevent any potential security vulnerabilities. 

// Redirect to a new URL
header("Location: http://www.example.com");
exit();

Keywords

header redirect HTTP status codes URL rewriting mod_rewrite

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