Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
I want to achieve the following effect,I want to achieve the following effect, the markline in the qchart can move and display the value。Can someone tell me how to implement this function code?)