class width 组距 ; 确定组距
width class 宽度类别
class interval width 组距宽度
Social Class and Universal Width 阶层性与普世性
Use the TableColumn class to define each column width and its title, as shown in Listing 2.
使用 TableColumn 类定义每个列的宽度及其标题，如清单 2 所示。
For example, your application may use a series of pop-up Windows using the Ext.Window class, but these Windows will always have the same width and height values.
例如，您的应用程序通过Ext . window类可以使用一系列弹出窗口，而这些窗口的宽度和长度总是相同的。
To illustrate this, let's first define a simple RectangularObject class, which exposes three key properties to the configuration API: the length, width, and height.
作为一个例子，首先定义简单的rectangularobject类，它向配置API公开了三个主要属性：长、宽和高。
应用推荐