on string, int and bit objects. Use !cast<string> to compare other types of
objects.
-``!shl(a,b)`` ``!srl(a,b)`` ``!sra(a,b)`` ``!add(a,b)``
- The usual logical and arithmetic operators.
+``!shl(a,b)`` ``!srl(a,b)`` ``!sra(a,b)`` ``!add(a,b)`` ``!and(a,b)``
+ The usual binary and arithmetic operators.
Note that all of the values have rules specifying how they convert to values
for different types. These rules allow you to assign a value like "``7``"