Mnemonics

"slash","matchstick"

-- usually has something to do with matching or regexes

Used alone

/ division

Used as a brace pair or quote pair

-- creates a literal regexe

Special Variables

$/, @/ and %/ contain the results of a match operation.

Hyper operator and meta operator restrictions

[/] a division reduction must have at least two terms as it has no identity value

Operators containing this character

// defined or for easy default value processing