Minor changes (variable naming and comments)

application/controllers/Qso.php

@@ -294,13 +294,13 @@ class QSO extends CI_Controller {
 
         if(!empty($this->input->get("query"))) {
             $query = isset($_GET['query']) ? $_GET['query'] : FALSE;
-            $sota = strtoupper($query);
+            $dok = strtoupper($query);
 
             $file = 'assets/json/dok.txt';
 
             if (is_readable($file)) {
                 $lines = file($file, FILE_IGNORE_NEW_LINES);
-                $input = preg_quote($sota, '~');
+                $input = preg_quote($dok, '~');
                 $reg = '~^'. $input .'(.*)$~';
                 $result = preg_grep($reg, $lines);
                 $json = [];

application/views/interface_assets/footer.php

@@ -404,7 +404,7 @@ $( document ).ready(function() {
         options: [],
         create: false,
         load: function(query, callback) {
-            if (!query) return callback();  // Only trigger if 3 or more characters are entered
+            if (!query) return callback();  // Only trigger if at least 1 character is entered
             $.ajax({
                 url: baseURL+'index.php/qso/get_dok',
                 type: 'GET',