NULL is a CAOS command.
Usage[]
Syntax: NULL
Returns the null agent.
Some commands, such as TARG, OWNR, _IT_ and others, may return NULL.
You cannot act on the null agent. Attempts to do so will result in Invalid agent.
Note that NULL ne 0 because they are of different types.
 This article about a CAOS command or function needs further examples.
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