打印出环境变量

Question

我创建了一个环境变量，如下所示：

setx HTTPS_PROXY "website"

当我尝试将其打印出来时：

echo %HTTPS_PROXY%
%HTTPS_PROXY%

Answer 1

PetSerAl's comment总结了color: function (color, d)：

的原因

setx /?

解决方案：您需要使用SET command，例如如下。

NOTE: 1) SETX writes variables to the master environment in the registry.

      2) On a local system, variables created or modified by this tool
         will be available in future command windows but not in the
         current CMD.exe command window.
…

请注意，（{复杂的} set "HTTPS_PROXY=website" setx HTTPS_PROXY "%HTTPS_PROXY%" 字符串只在上面的代码片段中输入一次（以避免键入错误）到目前为止website肯定匹配注册表中的数据：

%HTTPS_PROXY%