ExcelLibrary是一个比较精致的Excel读写组件，还是由国人开发的。可以读写xls和xlsx格式的Excel。支持简单的公式，可插入图片，对于格式的设置也不是很丰富，可设置单元格宽度，数据格式化显示。对字体，前景、背景色进行设置是它的局限性。 虽比不上NPOI，但作为小巧的用来读写纯数据内容的 Excel还是很高效的。-ExcelLibrary is a more refined Excel reading and writing components, or developed by the people. Xls and xlsx format Excel can read and write. Support a simple formula, you can insert a picture format setting is not very rich, you can set the width of the cell data formatting. To set the font, foreground and background color of its limitations. Although smaller than the NPOI, but as a small Excel is used to read and write pure data content is still very efficient.