valuePrefix property
A string to prepend to each series' y value. Overridable in each series' tooltip options object.
API Docs: https://api.highcharts.com/highcharts/tooltip.valuePrefix
Implementation
String? valuePrefix;
A string to prepend to each series' y value. Overridable in each series' tooltip options object.
API Docs: https://api.highcharts.com/highcharts/tooltip.valuePrefix
String? valuePrefix;