如果要查找替换一个文件夹里所有的文件,一个一个打开去查找替换是不是太慢了.这个程序就是给定一个文件夹,就能将所有文件夹下的文件都查找替换.-If you replace a file folder of all documents, open to a search for a replacement is not too slow. This procedure is given a folder, All documents will be able to folder of documen