Home > Article > Backend Development > Detailed explanation of matters needing attention in 301/404 jump in PHP header_PHP Tutorial
If 301 or 404 appears on your webpage, it is a very serious problem for the user experience, so we must be more careful when doing php header301 or 404. Let me take a look.
301 jump
The code is as follows
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header('HTTP/1.1 301 Moved Permanently');
Don’t miss the header(‘HTTP/1.1 301 Moved Permanently’); otherwise 301 will not be returned
404 error page
If the above doesn’t work, you can try the following: |