本帖最后由 batman 于 2011-4-20 12:27 编辑
仅是一种方法:- @echo off&setlocal enabledelayedexpansion
- for /f "delims=" %%a in (a.txt) do set "str=%%a"&call :lp
- pause>nul&goto :eof
- :lp
- for /f "tokens=1* delims=0123456789abcdefghijklmnopqrstuvwxyz" %%a in ("%str%") do (
- set "var=!var!%%a"
- if "%%b" neq "" set "str=%%b"&goto lp
- )
- echo !var!&set "var="
复制代码
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