descriptionFormatter property
Formatter function to use instead of the default for series
descriptions. Receives one argument, series
, referring to the
series to describe. Should return a string with the description
of the series for a screen reader user. If false
is returned,
the default formatter will be used for that series.
API Docs: https://api.highcharts.com/highcharts/accessibility.series.descriptionFormatter
Implementation
HighchartsCallback? descriptionFormatter;