set Cache Policy website php code example

Example 1: how to set no cache header php

header("Content-Type: application/json");
header("Expires: on, 01 Jan 1970 00:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");

Example 2: cache for php website

# Checks if the file is physically NOT present
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^([a-z0-9-]+)+/([a-z0-9-]+)\.html$	/controller.php?partA=$1&partB=$2 [L]