What is the underscore sign?

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An underscore, also called an underline, low line, or low dash, is a line drawn under a segment of text. The underscore character, _, originally appeared on the typewriter and was primarily used to underscore (or underline) words.

What is the underscore sign look like?

Alternatively referred to as a low line, low dash, and understrike, the underscore ( _ ) is a symbol found on the same keyboard key as the hyphen.

How do you use an underscore?

The underscore ( _ ) is also known as an understrike, underbar, or underline, and is a character that was originally on a typewriter keyboard and was used simply to underline words or numbers for emphasis. Today, the character is used to create visual spacing in a sequence of words where whitespace is not permitted.

What is underscore JS used for?

js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype. js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.

What is underscore in math?

In math, it usually means subtraction. For example 5-3 = 5 minus 3 = 2. _ The underscore. This is sometimes used to indicate a base or subscript (especially when typing on a keyboard). For example 1001_ base with a subscripted 2.