fundamentals/environments.md "Working with Multiple Environments"

[Rick-Anderson]

• Issue with environment variable case sensitivity #2012 case sensitivity
• how to set ENVIRONMENT VARIABLES per IIS AppPool  #2030 add the ability to set environment variables on IIS worker processes was IIS 10.
• UE Edit
• publish my app using all those 3 different predefined environment variables #2029 publish my app using all those 3 different predefined environment variables
• See if this SO post applies

[Rick-Anderson]

per customer

Working on Linux here and trying to run in a Development environment because "dotnet run" defaults to Production. The docs suggests to set the variable Hosting__Environment, e.g.: "export Hosting__Environment=Development". This does not work, instead use "export ASPNETCORE_ENVIRONMENT=Development" and you'll be happy coding

[Rick-Anderson]

per DISQUS customer:

After modifying the ASPNET_ENV (orHosting:Environment) variable in the web profile to be set to Staging, the launchSettings.json file in our sample project is shown below...

It took a while for me to figure out I had to change the profile selection at the top, perhaps a screengrab of that that with the dropdown for Profile highlighted would help, e.g.: