gistfile1.txt

<?php
		set_time_limit(0);
		ignore_user_abort(true);
		header("Connection: close\r\n");
		header("Content-Encoding: none\r\n");
		ob_start();
		echo "client output";
		$size = ob_get_length();
		header("Content-Length: $size",true);
		ob_end_flush();
		ob_flush();
		flush();
		
		
		sleep(15); 
		//do something
?>