[bow_]

Here's an example where it can be done in Angular: https://www.jvandemo.com/how-to-use-environment-variables-to....

Not exactly the same as shell environment variables, of course. And you may disagree about exposing the `enableDebug` flag as a runtime config there.

Still it is doable, in a sort of roundabout way, using the browser as the environment.

[alexandernst]

Ah, indeed. If you count "open dev shell, manually edit globally exposed variables so that it will affect only my browser" then yes, you can have that as runtime configuration.

[ttty]

Yeah funny