HP 39gII - Page 286

276 Programming
Relational
expressions
== Equality.
Syntax: object1 == object2
Example: 3+1== 4 returns 1.
< Less than.
Syntax: object1 < object2
Example: 3+1 < 4 returns 0.
(or < =) Less than or equal to.
Syntax: object1 object2
Example: 3+1 4 returns 1.
> Greater than.
Syntax: object1 > object2
Example: 3+1 > 4 returns 0.
(or > =) Greater than or equal to.
Syntax: object1 object2
Example: 3+1 4 returns 1.
(or <> or !=) Not equal to.
Syntax: object1 object2
Example: 3+1 4 returns 0.
Boolean
expressions
AND (or &&) Logical And.
Syntax: expr1 AND expr2
Example: 3+1==4 AND 4 < 5 returns 1.
OR (or ||) Logical Or.
Syntax: expr1 OR expr2
Example: 3+1==4 OR 8 < 5 returns 1.