_
| Symbol | Format | Data |
|---|---|---|
| _ | Code Point |
U+005F |
| SVG |
The underscore or low line character is used in typesetting systems to denote a subscript expression. For example, the symbol is typically used in a tex expression like this:
x_1
This input is rendered as the following, placing as subscript.
The backward slash symbol "\" is primarily used in computing and programming as an escape character.