lineWidth property

double? lineWidth
getter/setter pair

The pixel width of the candlestick line/border. Defaults to 1.

In styled mode, the line stroke width can be set with the .highcharts-candlestick-series .highcahrts-point rule.

API Docs: https://api.highcharts.com/highstock/series.heikinashi.lineWidth

Implementation

double? lineWidth;