The backslash \ is a typographical mark used mainly in computing and mathematics. It is the mirror image of the common slash ('solidus'), /. It is a relatively recent mark, first documented in the 1930s.

Jun 25, 2025 · Also called a backward slash, downward slash, and reverse solidus, the backslash is a character ( \ ) introduced by Bob Bemer in 1960. Although "slash" often describes the forward slash, …

The backward slash symbol "\" is primarily used in computing and programming as an escape character.

The meaning of BACKSLASH is a mark \ used especially in computer programming.

Learn how to easily type the backslash symbol on your keyboard with our step-by-step guide for all users.

Jan 6, 2022 · What is a backslash? A backslash is a symbol that resembles a line slanted toward the left ( \ ). It is a “backwards slash” that is the reverse of a forward slash ( / ). The backslash has no usage …

It is called a "backslash" because it is the reverse of the slash (/) or forward slash. The backslash is used in several computer systems, and in many programming languages such as C and Perl.