This library requires a working FFMpeg install. You will need both FFMpeg and FFProbe binaries to use it. Be sure that these binaries can be located with system PATH ...

兰色又总结了60个常用函数,包括求和、统计、文本、日期、表格转换、查找引用等。都是职场办公必备的，同学们可以收藏起来备查。 兰色注：以上函数中Groupby和pivotBy是office365新增的函数，功能超级强大，同学们可以作为重点函数学习。而dsum则属数据库函数 ...