@RRRRRRRR 抱歉讓您誤解了,我想實際寫入檔案前想先測試regex語法是否是有效的,所以才加上echo 'ovesc_sp_2___',預期輸出是ove...
@froce python沒寫過... @RRRRRR... echo 'ovesc_sp_2___' | sed -r 's/\/ovesc_sp_2(?!...
改良了一下 echo '"sp"' | sed -r 's/([/''"])sp([/''"])/$1sp_debug...
[參考](http://linux.vbird.org/linux_basic/0330regularex.php#sed_replace) 的語法測試 ec...