Test whether a property was set prior to being modified
bool SDO_DAS_Setting::isSet ( void )
This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP.
Use this function at your own risk.
Test whether a property was set prior to being modified.
If it was set prior to being modified then the SDO_DAS_Setting
will also contain the old value.
Returns TRUE if the property was set prior to being modified,
otherwise returns FALSE.