Element - æ - Is Prime / Case Check

Characters: æ

Description

(a is prime) if a is a number, else check which case a is

Overloads

• num - is a prime?
• str - caseof(a) (1 if all letters in a are uppercase, 0 if all letters in a are lowercase, -1 if mixed case)

Examples

• 2 æ = 1
• `A` æ = 1
• `!` æ = -1