From 64f760c1483ad1b34c79557faa5fc27c2d86103d Mon Sep 17 00:00:00 2001
From: Christian Helbling
Date: Mon, 23 May 2016 17:27:25 +0200
Subject: add it::mod which returns modulo as a positive number

---
 it.class | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'it.class')

diff --git a/it.class b/it.class
index 9ade3a0..0ea9a2f 100644
--- a/it.class
+++ b/it.class
@@ -1061,4 +1061,12 @@ static function sort($array, $mode = "")
 	return $array;
 }
 
+/**
+ * returns $a modulo $n as a positive number between 0 and $n - 1
+ */
+static function mod($a, $n)
+{
+	return (($a % $n) + $n) % $n;
+}
+
 }
-- 
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