Low Line

Part of Basic ASCII: Alt 33 to 126

On Windows, hold Alt and type 95 on the numeric keypad to insert low line.

Alt code
Alt+95
HTML entity
_
Unicode
U+005F

About this symbol

The underscore comes from typewriters, where typists underlined words by backspacing and typing it under each letter. Computers took it up to join words in names that cannot contain spaces, such as file and variable names.

Unicode facts

Official name
LOW LINE
Also called
Spacing underscore (1.0)
Type
Connecting punctuation
Unicode block
Basic Latin
Unicode group
ASCII punctuation and symbols
Added in
Unicode 1.1 (1993)
Unicode notes
  • This is a spacing character
  • Joins with adjacent instances of itself
Related
ˍ Modifier Letter Low Macron U+02CD
◌̱ Combining Macron Below U+0331
◌̲ Combining Low Line U+0332
‗ Double Low Line U+2017
◌︭ Combining Conjoining Macron Below U+FE2D

Click the symbol or any value at the top of the page to copy it. See the full Basic ASCII: Alt 33 to 126 chart for related characters.

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