extensions used.bat

来自「基于微软的 ASP.NET+C#开发的PETSHOP(网上宠物店)项目,在性能及」· Batch 代码 · 共 8 行

@echo off
if "%~1" == "" goto usage
dir/b/s "%~1" | gawk -F . -- "NF > 1 { print $(NF) }" | sort | uniq
goto :EOF

:usage
echo usage: "%~n0" directory