Continued rewriting:

- use dba::is_result() everywhere (where I found the old, bad way)
- converted some spaces -> tabs for code
- converted some CRLF -> LF as mixures of both is not good

Signed-off-by: Roland Haeder <roland@mxchange.org>

include/dba.php

@@ -236,7 +236,7 @@ class dba {
 	 * @param	$array	mixed	A filled array with at least one entry
 	 * @return	Whether $array is a filled array
 	 */
-	public function is_result ($array) {
+	public static function is_result ($array) {
 		return (is_array($array) && count($array) > 0);
 	}