haitlee

摘要： http://www.open-open.com/lib/view/open1340107460237.htmlhttp://www.cnblogs.com/aLittleBitCool/archive/2011/09/22/2185418.html 阅读全文

摘要： #!/bin/sh #edit by www.jb51.net # [:upper:] [ A - Z ] # [:lower:] [ a - z ] # [:digit:] [ 0 - 9 ] # [:alnum:] [ 0 - 9 a - z A-Z] # [:space:] 空格或t a b键 # [:alpha:] [ a - z A - Z ] # tr for f in * do echo $f | tr "[:upper:]" "[:lower:]" done #awk #把当前目录下的所有小写文件名都改为大写文件名。 ls | awk & 阅读全文