Easyui Initial property setting

Everyone knows easyui each space. has an initial property. Such as

Here are the 4 properties of the panel. The default is False.

That is, when the component is initialized. Even if the property is not set. This property is also false.

What if we want to have a property that is equal to true if it is not set?

For example, if the Close button is displayed. Are we going to let it show the Close button by default when we don't write this property?

The code is as follows:

$.fn.panel.defaults.closable = true;

In this way, the location where the code is referenced has the effect.

Easyui Initial property setting