Search results for: "get_headers"

How can the get_headers function be used to check for the existence of an external file in PHP?

To check for the existence of an external file in PHP, you can use the get_headers function to retrieve the headers of the file's URL. If the file exi...

Are there specific PHP configurations or settings in the php.ini file that could affect the functionality of functions like get_headers() when used on a server?

The issue with functions like get_headers() not working on a server could be due to the 'allow_url_fopen' setting in the php.ini file being disabled....

What are some common pitfalls when using the get_headers function in PHP to check for URL existence?

One common pitfall when using the get_headers function in PHP to check for URL existence is that it may return false positives for URLs that do not ex...

How can the Content-Length header be accurately extracted from multiple headers returned by get_headers() in PHP?

When using the get_headers() function in PHP to retrieve headers from a URL, the Content-Length header may be returned as part of an array along with...

How can the use of get_headers() function help in debugging issues related to URL redirects in PHP?

When dealing with URL redirects in PHP, it can sometimes be challenging to determine the final destination of a URL due to multiple redirects happenin...