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Timeline for Protected environment variables?

Current License: CC BY-SA 3.0

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Mar 20, 2015 at 20:20 comment added Aquarius Power for a child shell, I think we can keep track of such readonly variables and issue a command on these to make them readonly there too, may work thx
Jun 16, 2014 at 8:01 comment added Chris Down This does not protect the environment variable, it is just an internal restriction that is entirely local to your shell.
Jun 16, 2014 at 7:50 comment added Mat An explanation of what this does and (if applicable) what shells support this would be nice.
Jun 16, 2014 at 7:50 history edited Mat CC BY-SA 3.0
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Jun 16, 2014 at 8:02
Jun 16, 2014 at 6:40 history answered Nobody_Linux CC BY-SA 3.0