| Class | Description | 
|---|---|
| GxExpression | Expressions are Javascript functions which are written as strings. | 
| GxExpressionAbstract | Abstract implementation for GxExpressionInterface | 
| GxExpressionBytesFormatter | The class defines a grid expression to format bytes to one of the following measuring terms : ['KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'] | 
| GxExpressionDateTimesFormatter | The class defines a grid expression to format date/timestamps according to BBj supported masks | 
| GxExpressionDatesFormatter | The class defines a grid expression to format date/timestamps according to BBj supported masks | 
| GxExpressionNumbersFormatter | The class defines a grid expression to format numbers according to BBj supported masks | 
| GxExpressionStringsFormatter | The class defines a grid expression to format strings according to BBj supported masks | 
| GxExpressionTimestampsFormatter | Alias for GxExpressionDateTimesFormatter | 
| Interface | Description | 
|---|---|
| GxExpressionInterface | GxExpressionInterface |