file SED

sed -e 's/pattern/replace/g' file

Output: > out.txt  in place  2> error.log
   
current : /home/users/2/boy.jp-soy/web/tools/grep

one-liner


-F G E P
 

OUTPUT

ERROR

GREP

-l --files-with-matches
-n --line-number
-H --with-filename
-r --recursive
-i --ignore-case
-C N --context=N 一致行の前後N行も

SED

-r --regexp-extended
-e --expression=script
-f --file=script file
-i --in-place ex:-i.bak
-n --quiet,--silent: no view but do
sed -n -e /xxx/p :print regex matched
sed -n -e /xxx/,/yyy/p :print regex1 to regex2
-e 基本正規、 -r or -E 拡張正規(-e の代り)
sed -e 's/abc/ABC/g'
echo xx34 | sed -E 's/xx(.)/-& \1-/g'
echo variablesecho global variables
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