And - operator of language VBScript

Used to perform a logical conjunction on two expressions.
result = expression1 And expression2
If, and only if, both expressions evaluate to true, result is true. If either expression evaluates to false, result is false. Result is determined according to the following table:
expression1: expression2: result:
true true true
true false false
false true false
false false false
The operator also performs a bitwise comparison of identically positioned bits in two numeric expressions and sets the corresponding bit in result according to the following table:
If bit in expression1 is: and bit in expression2 is: then bit in result is:
0 0 0
0 1 0
1 0 0
1 1 1
See also:
PROMOTIC 8.3.19 SCADA system documentation - MICROSYS, spol. s r.o.

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