pcl_test

与截取无关，只跟批处理支持运算的数字类型有关

pcl_test

vbs/js

for /f %%a in ('mshta "vbscript:createobject("scripting.filesystemobject").getstandardstream(1).write(1+10000000000000)(close)"') do echo;%%a
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ps

for /f %%a in ('powershell -command "1+10000000000000"') do echo;%%a
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第三方

for /f %%a in ('echo 1+10000000000000^|bc') do echo;%%a
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for /f %%a in ('echo^|gawk "{print 1+10000000000000}"') do echo;%%a
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