2011-12-23(Friday) 16:58:27 -0800, CHEN Xing <[email protected]>:

> 不懂正好可以借机看一下~ sed一般就可以:
>  sed -i 's/FROM/TO/g' filename.txt


  多谢这位大洋彼岸的大哥!并非我懒,其实我查过 man 的,而且试着使用
sed 's/FROM/TO/' filename.txt >> NewFile.txt 去实现。但发现它只能对每
行替换一次,原来是少了个 "g".



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