...
The data sources allow to specify how to connect the grid should be connected to an external data source. You can reuse a connection in multiple grids.
...
Description - optional description of the data source for the your reference. It will be displayed below the title in the Data source list. It's useful in case you want to specify
...
| JSONPath | Description |
| $ | the root object/element |
| @ | the current object/element |
| . or [] | child operator |
| n/a | parent |
| * | wildcard. All objects/elements regardless their names. |
| [] | subscript operator. XPath uses it to iterate over element collections and for predicates. In Javascript and JSON it is the native array operator. |
| ?() | applies a filter (script) expression. |
| () | script expression, using the underlying script engine. |
The subscript operator in JSONPath works
...
| Info |
|---|
JSONPath square brackets |
...
operate on the object or array addressed by the previous path fragment. Indices always start by 0. |