String/trim()

lib/ext/string.js

@@ -0,0 +1,12 @@
+if (typeof(String.prototype.trim) === "undefined") {
+    String.prototype.trim = function (str) {
+        var str = this.replace(/^\s+/, '');
+        for (var i = str.length - 1; i >= 0; i--) {
+            if (/\S/.test(str.charAt(i))) {
+                str = str.substring(0, i + 1);
+                break;
+            }
+        }
+        return str;
+    };
+}