From e2a8c4484d70b3d04e758a73a1982f79e322c8e8 Mon Sep 17 00:00:00 2001
From: Allan Jardine <allan.jardine@sprymedia.co.uk>
Date: Wed, 20 Jun 2012 08:19:21 +0100
Subject: [PATCH] Add formatting numbers back into the list - in terms of the
 sorting function it is the same as the currency sort, in that it simply
 strips all non-numeric data, but there are a number of references to this
 plug-in so it makes sense to put it back in.

---
 sorting/formatted-numbers.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 sorting/formatted-numbers.js

diff --git a/sorting/formatted-numbers.js b/sorting/formatted-numbers.js
new file mode 100644
index 0000000..c1b9d45
--- /dev/null
+++ b/sorting/formatted-numbers.js
@@ -0,0 +1,23 @@
+/**
+ * This plug-in will provide numeric sorting for numeric columns which have extra
+ * formatting, such as thousands seperators, currency symobols or any other 
+ * non-numeric data.
+ *  @name Formatted numbers
+ *  @anchor formatted_numbers
+ *  @author <a href="http://sprymedia.co.uk">Allan Jardine</a>
+ */
+
+jQuery.extend( jQuery.fn.dataTableExt.oSort, {
+	"formatted_numbers-pre": function ( a ) {
+		a = (a==="-") ? 0 : a.replace( /[^\d\-\.]/g, "" );
+		return parseFloat( a );
+	},
+
+	"formatted_numbers-asc": function ( a, b ) {
+		return a - b;
+	},
+
+	"formatted_numbers-desc": function ( a, b ) {
+		return b - a;
+	}
+} );