颜色来源:https://www.cnblogs.com/linvan/p/10860538.html
//设置背景颜色
cellStyle3.setFillForegroundColor(IndexedColors.LIGHT_YELLOW.getIndex());
cellStyle3.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
颜色来源:https://www.cnblogs.com/linvan/p/10860538.html
//设置背景颜色
cellStyle3.setFillForegroundColor(IndexedColors.LIGHT_YELLOW.getIndex());
cellStyle3.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);