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Validation test operator (VALID)


LOOPIF <word-param-list> VALID ...

LOOPIF [<$-word>=] <group-param-list> VALID ...


For a word parameter list, <statements1> are executed for each word in the list which is present in the event.

For a group parameter list, <statements1> are executed for each group in the list which is present in the event. If the optional "<$-word>=" is specified in the command then the group identifier is assigned to the <$-word> variable for each iteration of the loop.


support@ns.ph.liv.ac.uk

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