问题 If I have created a PowerQuery function that imports XML from a folder, how in the same excel file do I reuse the query when there are new files in the folder to only include data from those new files and append the data to the current table? 回答1: If you start a Power Query using From File / From Folder and browse to your folder, you will see each file represented as a row in a table, with columns such as Date modified . You can filter that list using Date/Time filters on Date modified or by