matlab中如何運(yùn)行腳本？
dir命令讀取全部文件，然后再傳給程序處理；dir List directory.
DIR directory_name lists the files in a directory. Pathnames and
wildcards may be used. For example, DIR *.m lists all the M-files
in the current directory.
D = DIR('directory_name') returns the results in an M-by-1
structure with the fields:
name -- filename
date -- modification date
bytes -- number of bytes allocated to the file
isdir -- 1 if name is a directory and 0 if not
