----------------

#!/bin/bash

SJK_SJ="aaa 2013/12/31"

ZZSJ="bbb 2012/12/31"

#这三种都可以 空格都能匹配

#sed -i "@" aaa.data

#sed -i "s|$SJK_SJ|$ZZSJ|" aaa.data

#sed -i "s#$SJK_SJ#$ZZSJ#" aaa.data

#这样不行

#sed -i "s|2013/12/31|2012/12/31" aaa.data

#这样也不行

#sed -i "s/$SJK_SJ/$ZZSJ/" aaa.data

-------

aaa.data:

aaa 2013/12/31

2013/10/15

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