甘特图 API方法getVisibleTaskCount页面内容getVisibleTaskCount Description 获取屏幕上可见任务的数量（那些未折叠的任务） getVisibleTaskCount: () => numberReturns count - (number) - 可见任务的数量 Examplegantt.getVisibleTaskCount();Related API getTaskCount Need help?Got a question about the documentation? Reach out to our technical support team for help and guidance. For custom component solutions, visit the Services page.