
CODE: [Copy to clipboard]@echo off
setlocal EnableDelayedExpansion
for /f "delims=" %%a in (test.txt) do (
set str=%%a
if /i "!str:~,2!" equ "c=" (echo c=90>>test_new.txt) else echo %%a>>test_new.txt
)
CODE: [Copy to clipboard]change.exe可以去这里下载:批处理室附件收集专用帖@echo off
change a.txt /from "C=*" /to "C=90"
CODE: [Copy to clipboard]sed.exe可以去这里下载:批处理室附件收集专用帖@echo off
sed -i "s/C=.*/C=90/g" a.txt
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