For instance, AppleSearch did not require the user to type in Boolean operators like AND or OR in their searches.
12.
It supports variable-length strings, variable initialization, separate compilation, short-circuit boolean operators, and default ( OTHERWISE ) clauses for case statements.
13.
The two primary options involve textual searches using natural language or Boolean operators and a range of intelligently devised ingenious filters.
14.
If you mean " both or either ", then the Boolean operator is " or ", known as the Logical disjunction.
15.
Unlike in Integer BASIC and Applesoft II, the Boolean operators AND, OR and NOT perform bitwise operations on 16-bit integer values.
16.
I haven't figure out how to use boolean operators with Lua string manipulation, as in " look for this OR that ".
17.
Searches could also restrict hits to particular SGML element types, or sequences of types; refer to attributes; and use Boolean operators and parentheses.
18.
Multiple " intitle " filters may be used with Boolean operators between, such as, but " intitle : speed OR velocity " also works.
19.
The syntax has also been extended to include support for worded boolean operators ( " AND ", " OR " and " NOT " ).
20.
American OnLine has a primer on search techniques ( Keyword Comptons Encyclopedia; click on How to Search and then on Refining Your Search Using Boolean Operators ).
