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ALARM

 

Syntax: @ALARM(X, S)

X = an expression
S = a string ( evaluated as an expression if X is non-zero )

@ALARM evaluates expression X. If X evaluates to non-zero, it beeps and returns the result of evaluating string S as an expression. If X evaluates to zero, S is not evaluated and the return value is zero.

Examples:

@ALARM(Pressure > 500, ``@REMOTE_FN(Pressure)'')

If ``Pressure'' exceeds 500, then the terminal beeps and REMOTE_FN is called with the value of ``Pressure''.


next up previous contents index
Next: AND Up: A Function Reference Previous: ACOSH

NExS User's Guide, Version 1.4.5
Grey Trout Software
11 April 1999