Echo 按字面意思輸出所有內容

引號將按原樣輸出：

echo "Some Text"

"Some Text"

評論標記被忽略：

echo Hello World REM this is not a comment because it is being echoed!

Hello World REM this is not a comment because it is being echoed!

但是，echo 仍將輸出變數 - 請參閱變數用法 - 特殊字元仍然生效：

echo hello && echo world

hello
world