diff --git a/system/base.php b/system/base.php
index 01aa36d..e87f93b 100644
--- a/system/base.php
+++ b/system/base.php
@@ -266,6 +266,21 @@ if(!check_function_exists("get_value_in_object")) {
 	}
 }
 
+if(!check_function_exists("check_array_length")) {
+	functon check_array_length($arr, $len) {
+		$flag = -1;
+
+		$arr_len = count($arr);
+		if($arr_len == $len) {
+			$flag = 0;
+		} elseif($arr_len > $len) {
+			$flag = 1;
+		}
+
+		return $flag;
+	}
+}
+
 // error handler
 if(!check_function_exists("set_error")) {
 	function set_error($msg, $code="ERROR") {