EXCEL action class, you can EXCEL file all common operations. 1. Mergers and mod...

代码说明：

EXCEL操作类,可以对EXCEL文件进行所有常见的操作。1。合并与修改单元格2。打印和预览3。字体格式的修改4。背景的设置5。对齐方式的设置6。背景的设置7。单元格数据类的设置8。其他细节部分详见文件类的说明-EXCEL action class, you can EXCEL file all common operations. 1. Mergers and modify cell 2. Print and preview 3. Font formatting changes to 4. 5 background settings. Alignment settings 6. Background settings 7. The cell data class settings 8. Other details of the part of the detailed description of the file class