How Do I Print Page Using Printer_Write

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PHP

dear sir or madam

how it is possible to print php directly by giveing path in printer_write.
My code
$print = file_get_contents('print_halad.php');
$handle = printer_open('EPSON TM-T81 Receipt');
printer_start_doc($handle, "Recipt Document");
printer_set_option($handle, PRINTER_MODE, "RAW");
printer_set_option($handle, PRINTER_SCALE, 20);
printer_set_option($handle, PRINTER_TEXT_ALIGN, PRINTER_TA_CENTER);
printer_start_page($handle);
printer_write($handle, $print);
printer_end_page($handle);
printer_end_doc($handle);
printer_close($handle);
?>

In my code when submit button is click i want to print print_halad.php with all values.

plese help mi.

Thank You.