Short Circuit Operators
Operators that perform a short circuit logical evaluation.
The short circuit operators perform a evaluation on the left hand operand, and depending on the result, may go on to evaluate the right hand side. The evaluations take place logically, in a comparison to zero.

Operator Andalso (Short Circuit Conjunction) Returns the result of a short circuit conjunction of two operands. | Operator Orelse (Short Circuit Inclusive Disjunction) Returns the result of a short circuit inclusive or of two operands.