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.

In this expression, the backslash symbol indicates the start of the pi command which renders the symbol π. Was this helpful? The backward slash symbol "\" is primarily used in computing and programming …

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.

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 …

Jun 25, 2025 · Although "slash" often describes the forward slash, it can describe either a forward slash or backslash. It's better to say "backslash" or "whack" instead of "slash" when telling someone to …

The terms "slash" and "backslash" refer to two distinct symbols commonly used in written language, computing, and other disciplines. While they might seem similar at first glance, they serve different …

Oct 3, 2025 · Learn what the backslash symbol means, where to find it on keyboards, and how it’s used in Windows, networking, programming, and regex.

Apr 11, 2026 · The meaning of BACKSLASH is a mark \ used especially in computer programming.

Find the Backslash (\ ) HTML symbol with Unicode, HTML entity, HEX and CSS code. Copy the symbol and codes for use in web pages, documents, and apps.