Minor - removing whitespaces.

main/inc/lib/array.lib.php

@@ -13,7 +13,7 @@
  *
  * @param array a dimensional array
  * @return array an array with unique values
- * 
+ *
  */
 function array_unique_dimensional($array) {
     if(!is_array($array))
@@ -32,9 +32,9 @@ function array_unique_dimensional($array) {
 }
 
 /**
- * 
+ *
  * Sort multidimensional arrays
- * 
+ *
  * @param 	array 	unsorted multidimensional array
  * @param 	string	key to be sorted
  * @return 	array	result array
@@ -84,16 +84,16 @@ function array_walk_recursive_limited(&$array, $function, $apply_to_keys_also =
 				unset($array[$key]);
 			}
 		}
-	}	
+	}
 	$recursive_counter--;
 }
 
 function utf8_sort($array) {
-	$old_locale = setlocale(LC_ALL, null);	
+	$old_locale = setlocale(LC_ALL, null);
 	$code = api_get_language_isocode();
 	$locale_list = array($code.'.utf8', 'en.utf8','en_US.utf8','en_GB.utf8');
 	$try_sort = false;
-	
+
 	foreach($locale_list as $locale) {
 		$my_local = setlocale(LC_COLLATE, $locale);
 		if ($my_local) {
@@ -101,11 +101,11 @@ function utf8_sort($array) {
 			break;
 		}
 	}
-	
+
 	if ($try_sort) {
 		uasort($array, 'strcoll');
 	}
-	setlocale(LC_COLLATE, $old_locale);	
+	setlocale(LC_COLLATE, $old_locale);
 	return $array;
 }
 
@@ -114,4 +114,4 @@ function array_to_string($array, $separator = ',') {
         return '';
     }
     return implode($separator.' ', $array);
-}
+}