* Check if two values are loosely equal - that is, * if they are plain objects, do they have the same shape?

* Merge two option objects into a new one. * Core utility used in both instantiation and inheritance.

* Ensure a function is called only once.

* Convert an input value to a number for persistence. * If the conversion fails, return original string.

* Recursively traverse an object to evoke all converted * getters, so that every nested property inside the object * is collected as a "deep" de

分页查询菜单 @param page @param pageSize @param name @return

* Query an element selector if it's not an element already.