PHP 4, PHP 5, PHP 7, PHP 8
getallheaders - Fetch all HTTP request headers
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getallheaders( ): array

Fetches all HTTP headers from the current request.

This function is an alias for apache_request_headers. Please read the apache_request_headers documentation for more information on how this function works.


This function has no parameters.

Return Values

An associative array of all the HTTP headers in the current request, or false on failure.


Version Description
7.3.0 This function became available in the FPM SAPI.

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