isDigit function now false with an empty string. Issue #88

Mottie · Jun 5, 2012 · fdda285 · fdda285
1 parent 0c2c9a7
commit fdda285
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/js/jquery.tablesorter.js b/js/jquery.tablesorter.js
@@ -886,7 +886,7 @@
 			};
 			this.isDigit = function(s) {
 				// replace all unwanted chars and match.
-				return (/^[\-+(]?\d*[)]?$/).test(s.replace(/[,.'\s]/g, ''));
+				return (/^[\-+(]?\d+[)]?$/).test(s.replace(/[,.'\s]/g, ''));
 			};
 
 			// regex used in natural sort