謝謝你.
但如file內(nèi)有其他300有關(guān)的, 你這樣不是會把所有300的都換成500嗎?
我只想改BGBUFFER ...
xmi 發(fā)表于 2011-02-02 17:48
xiabao@6P9SN2X ~
$ sed -i "s/\(BGBUFFER=\)[0-9]\{3,\}/\1500/g" urfile
BGBUFFER=500
xiabao@6P9SN2X ~
$ awk -F'=' '/BGBUFFER=/{print $1"="500}' urfile
BGBUFFER=500
回復 xmi
Shell_HAT 發(fā)表于 2011-02-03 12:45
回復 7# xmi
sed 's/BGBUFFER=300/BGBUFFER=500/' file1 > file2
mv file2 file1
歡迎光臨 Chinaunix (http://www.72891.cn/) | Powered by Discuz! X3.2 |