From 27136315c1dc21bffb2949e86413999f5b3013be Mon Sep 17 00:00:00 2001
From: Roland Gruber <post@rolandgruber.de>
Date: Thu, 22 Aug 2013 16:43:47 +0000
Subject: [PATCH] negative numbers

---
 lam/lib/html.inc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lam/lib/html.inc b/lam/lib/html.inc
index eccdf279..4001e0b3 100644
--- a/lam/lib/html.inc
+++ b/lam/lib/html.inc
@@ -49,6 +49,8 @@ abstract class htmlElement {
 	
 	/** validation rule to allow only numbers ([0-9]+) */
 	const VALIDATE_NUMERIC = 'numeric';
+	/** validation rule to allow positive/negative numbers ([-]?[0-9]+) */
+	const VALIDATE_NUMERIC_WITH_NEGATIVE = 'numericWithNegative';
 	
 	/** alignment when inside a table */
 	public $alignment = null;