bool $showUsage=false;

if ($argc <= 1) {
    $showUsage = true;
} else if ($argv[1] == "?") {
    $showUsage = true;
} else {
	int $i=1;
	while ($i < $argc) {
		echo "$argv[$i]";
		$i++;
	}
}

if ($showUsage) {
    echo "Usage: $argv[0] <text to echo>";
	echo "  echo text to the screen";
}

return true;