added usNumberFormat option

docs/css/jq.css

@@ -49,6 +49,7 @@ div.digg {float: right;}
 .next-up { padding-top: 10px; font-size: 90%; }
 .narrow-block { width: 50%; margin: 0 auto; }
 .spacer { height: 800px; }
+.right { text-align:right; }
 #pager-demo th.remove { width: 20px; } /* pager demo */
 #pager-demo button.remove { width: 20px; height: 20px; font-size: 10px; color: #800; }
 .box { width: 48%; float: left; padding: 0 1%; }

docs/index.html

@@ -838,6 +838,30 @@ $(function(){
 				<td><a href="example-option-text-extraction.html">Example</a></td>
 			</tr>
 
+			<tr id="usnumberformat">
+				<td><a href="#" class="toggle2">usNumberFormat</a></td>
+				<td>Boolean</td>
+				<td>true</td>
+				<td>
+					Indicates how tablesorter should deal with a numerical format: <span class="tip"><em>New!</em></span> in v2.1.3.
+					<div class="collapsible">
+						<table class="info"><tbody>
+							<tr>
+								<th><code class="hilight">true</code></th>
+								<td class="right">U.S.</td>
+								<td><code class="hilight">1,234,567.89</code></td>
+							</tr>
+							<tr>
+								<th><code class="hilight">false</code></th>
+								<td class="right">German:<br>French:</td>
+								<td><code class="hilight">1.234.567,89</code><br><code class="hilight">1 234 567,89</code></td>
+							</tr>
+						</tbody></table>
+					</div>
+				</td>
+				<td><a href="../index.html">Example</a></td>
+			</tr>
+
 			<tr id="widgets">
 				<td>widgets</td>
 				<td>Array</td>

index.html

@@ -17,8 +17,9 @@
 	<script>
 	$(function(){
 		$('table').tablesorter({
-			widgets   : ['zebra', 'columns'],
-			sortReset : true
+			widgets        : ['zebra', 'columns'],
+			usNumberFormat : false,
+			sortReset      : true
 		});
 	});
 	</script>

js/jquery.tablesorter.js

@@ -1,5 +1,5 @@
 /*
-* TableSorter 2.1.2 - Client-side table sorting with ease!
+* TableSorter 2.1.3 - Client-side table sorting with ease!
 * @requires jQuery v1.2.3
 *
 * Copyright (c) 2007 Christian Bach
@@ -40,6 +40,7 @@
 				sortList: [],
 				headerList: [],
 				dateFormat: "mmddyyyy", // other options: "ddmmyyy" or "yyyymmdd"
+				usNumberFormat: true, // false for German "1.234.567,89" or French "1 234 567,89"
 				onRenderHeader: null,
 				selectorHeaders: 'thead th',
 				selectorRemove: "tr.remove-me",
@@ -753,13 +754,22 @@
 				widgets.push(widget);
 			};
 			this.formatFloat = function(s) {
+				if (typeof(s) !== 'string') { return s; }
+				if (tbl[0].config.usNumberFormat) {
+					// US Format - 1,234,567.89 -> 1234567.89
+					s = s.replace(/,/g,'');
+				} else {
+					// German Format = 1.234.567,89 -> 1234567.89
+					// French Format = 1 234 567,89 -> 1234567.89
+					s = s.replace(/[\s|\.]/g,'').replace(/,/g,'.');
+				}
 				var i = parseFloat(s);
 				// return the text instead of zero
 				return isNaN(i) ? $.trim(s) : i;
 			};
 			this.isDigit = function(s) {
 				// replace all unwanted chars and match.
-				return (/^[\-+]?\d*$/).test($.trim(s.replace(/[,.']/g, '')));
+				return (/^[\-+]?\d*$/).test($.trim(s.replace(/[,.'\s]/g, '')));
 			};
 			this.clearTableBody = function (table) {
 				$(table.tBodies[0]).empty();
@@ -790,10 +800,10 @@
 	ts.addParser({
 		id: "digit",
 		is: function(s){
-			return $.tablesorter.isDigit(s.replace(/,/g, ""));
+			return $.tablesorter.isDigit(s);
 		},
 		format: function(s){
-			return $.tablesorter.formatFloat(s.replace(/,/g, ""));
+			return $.tablesorter.formatFloat(s);
 		},
 		type: "numeric"
 	});
@@ -804,7 +814,7 @@
 			return (/^[\u00a3$\u20ac\u00a4\u00a5\u00a2?.]/).test(s); // £$€¤¥¢?.
 		},
 		format: function(s){
-			return $.tablesorter.formatFloat(s.replace(/\,/g,'.').replace(new RegExp(/[^0-9. \-]/g), ""));
+			return $.tablesorter.formatFloat(s.replace(new RegExp(/[^0-9,. \-]/g), ""));
 		},
 		type: "numeric"
 	});