fix bug

apps/classroom/Tpl/default/Index/search_w3g.html

@@ -447,7 +447,7 @@
                     data.shift();
                     data.shift();
                 }
                 }
                 localStorage.setItem("search", JSON.stringify(data));
                 localStorage.setItem("search", JSON.stringify(data));
-                this.cacheKeyWorlds();
+                this.cacheKeyWorlds = data;
             }
             }
         }
         }
     })
     })