用shell替换文件中的字符串

# file convert.sh

#!/bin/sh

for filename in `find . -name "*.htm"`

  do

    echo Deal with $filename ...

    sed -f rule.sed $filename > $filename'.tmp'

    rm -f $filename

    mv $filename'.tmp' $filename

    echo "                        [done!]"

  done

#file rule.sed

s/xxxxx/yyyy/g