tireless

@echo off
set /p str=请输入: 
for /f "tokens=* delims=0 " %%a in ("%str%") do echo %%a
for /f "tokens=* delims=0123456789 " %%a in ("%str%") do (
  if "%%a"=="" (echo 纯数字) else (echo 非纯数字)
)
pause
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