pcl_test 当前离线
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@echo off set "a=aaaaabbbbbbb ccccccccc" if "%a%" neq "%a: =%" (echo;true) else echo;false pause复制代码
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@echo off set "a=aaaaabbbbbbbccccccccc" rem echo;%a%|findstr /c:" "&&echo;ture || echo;false echo;%a%|find " "&&echo;ture || echo;false pause复制代码
@echo off set "str= ab" >nul 2>&1 set /a #%str%#=1&&echo;false||echo;true pause复制代码