跨域清除localStorage

frontend/saas-web/set-token.html

@@ -4,7 +4,12 @@
 		if (e.source != window.parent) {
             return;
         }
-        localStorage.setItem('app-state-session', e.data);
+        var storeKey = 'app-state-session';
+        if (e.data) {
+            localStorage.setItem(storeKey, e.data);
+        } else {
+            localStorage.removeItem(storeKey);
+        }
         window.parent.postMessage("success", "*");
     });
 </script>