The above example shows you how to create `LineChart` using ChartJs package. In this example, for purpose of chart demonstration only, we do use mock-up data from array. As you can see, the KoolReport's widget in general support dataSource could be DataStore, Process, DataSource or even simple array.
This example shows how to build a line chart with logarithmic y-axis values using the `type` property.
For example:
...
"yAxes" => array(
array(
...
"type" => "logarithmic"
)
)
...