shell script 按照文件命名方式移动最新文件

#---------------------------------------------------#-----move the newest file '*.txt'#---- in current directory to 'new' folder#----------------------------------------------new_folder='./new'file_partten='*.txt'#if dir exists?if [ ! -d $new_folder ]; thenmkdir $new_folderfifiles=`ls $new_folder`#if dir is null?if [ ! -z "$files" ]; thenrm -rf $new_foldermkdir $new_folderfi#find newest filenew_file=`ls -t $file_partten|sed -n '1p'`#copycp $new_file $new_folder#truncate dirrm $file_partten