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Trivial update to README

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Gregory Nutt 2015-12-31 09:19:19 -06:00
parent f09b7e400f
commit 3b3b8faf68
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10
nshlib/README.txt
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@ -1017,6 +1017,16 @@ o time "<command>"
The addition 100 microseconds in this example is the additional overhead The addition 100 microseconds in this example is the additional overhead
of the time command execution itself which is included in the total. of the time command execution itself which is included in the total.
Notice that:
nsh> time "sleep 2 &"
sleep [3:100]
0.0000 sec
Since the sleep command is executed in background, the sleep command
completes almost immediately.
o unset <name> o unset <name>
Remove the value associated with the environment variable Remove the value associated with the environment variable