option_is_set

Checks whether an option has been explicitly set by a script or from the command line or whether the option has a default value or computed value (return value of a
func
).

Parameters

Parameter
Description
option_name
String value of the built-in or custom option.

Returns

Boolean. Returns
1
(true) if the option value has been explicitly set. Returns
0
(false) if the option value is a default value, is null, or has not been explicitly set. For a discussion of Boolean, see vSphere SDK for Perl Programming Conventions.