PHP Manual: http_send_last_modified

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http_send_last_modified -- Send Last-Modified


bool http_send_last_modified ( [int timestamp] )

Send a Last-Modified header with a valid HTTP date.

Note: This function is supposed to be used in conjunction with http_send_data(), http_send_file() and http_send_stream().



a Unix timestamp, converted to a valid HTTP date; if omitted, the current time will be sent

Return Values

Returns TRUE on success or FALSE on failure.

See Also

the HttpResponse class if you are using PHP-5.1 and above