Return value of createChart.
instance is null before the container mounts, during a renderer reinit, and after dispose. Always guard against null before calling instance methods directly - or use useChart dispatch which handles this automatically.
instance
null
dispatch
Reactive accessor for the live EChartsType instance.
EChartsType
Return value of createChart.
Remarks
instanceisnullbefore the container mounts, during a renderer reinit, and after dispose. Always guard against null before calling instance methods directly - or use useChartdispatchwhich handles this automatically.