Workbook wb = new Workbook("C:/图表标题.xlsx");
wb.save("C:/图表标题.html");
HtmlSaveOptions options = new HtmlSaveOptions();
options.setExportActiveWorksheetOnly(true);
options.setHiddenColDisplayType(HtmlHiddenColDisplayType.HIDDEN);
options.setHiddenRowDisplayType(HtmlHiddenRowDisplayType.HIDDEN);
ImageOrPrintOptions imgOptions = options.getImageOptions();
imgOptions.setSaveFormat(SaveFormat.SVG);
imgOptions.setImageFormat(ImageFormat.getIcon());
wb.save("C:/图表标题2.html");
It missing underline in chart title when use 16.10.0
And when use 8.8.2, underline doesn't missing, but too short.