PHP + Apache + mod_fcgi + EventSource SSE Working example

example.php

/**
Apache configured via mod_fcgi default. No special config
**/

        $padSize = ini_get('output_buffering');

        header("Content-Type: text/event-stream");
        header("Cache-Control: no-cache");

        ob_implicit_flush(true); // flush auto
        echo str_pad("data: hi1\n\n", $padSize, "\n");

        sleep(1);
        echo str_pad("data: hi2\n\n", $padSize, "\n");

        sleep(1);
        echo str_pad("data: hi3\n\n", $padSize, "\n");

        sleep(1);
        echo str_pad("data: hi4\n\n", $padSize, "\n");

        sleep(1);
        echo str_pad("data: hi5\n\n", $padSize, "\n");

        sleep(1);
        echo str_pad("data: ditte wars!\n\n", $padSize, "\n");