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How do I use underscore symbol (_)?
What is an underscore?
Where is the underscore key on a keyboard?
Why is underscore used for multi-word identifiers?
Learn what the underscore symbol (_) means in typesetting systems, math and keyboard input. See how to use it for subscripts, formatting and other purposes with examples.
Learn how to input, copy, paste, and customize the underscore symbol (_) for various purposes, such as programming and text formatting. Find out the unicode, alt codes, and HTML code for the underscore symbol.
- How to Create The "_" Symbol
- What Is An Underscore Used For on A computer?
- Underscore vs. Underline
- Underscore in File Names
- Underscore in An E-Mail Address
- What Is The Other Symbol on The Underscore Key?
- Is The Underscore Punctuation?
- GeneratedCaptionsTabForHeroSec
Creating the "_" symbol on a U.S. keyboard
To create the underscore using a U.S. keyboard, hold down Shift and press - (hyphen) key.
Creating the "_" symbol on a smartphone or tablet
To create an underscore on a smartphone (Apple iPhone or Android) or tablet (iPad), open the keyboard, access the numbers (123) keys, then access the (#+=) or symbols (sym) section. Press your finger on the "_" key.
Programming
The underscore is commonly used as an alternative to the space key when a space is not allowed. For example, a variable may be named $my_variablein computer programming because spaces are not permitted in a variable name.
Keyboard shortcut
The underscore key is used in keyboard shortcuts like Ctrl+Shift+_.
An underscore is different than an underline. If you are trying to underline any letter, number, or other text, the underline featureshould be used. The underscore, by contrast, takes the place of another character, like a number, letter, or symbol; it cannot be used under another character.
It is not uncommon to use an underscore in a file name in place of a space, especially on the Internet. However, if you're concerned about SEO (search engine optimization), we suggest using a hypheninstead of an underscore when separating keywords. Google treats an underscore as a combiner and a hyphen as a separator. So "computer_hope" is treated ...
With most e-mail addresses, one or more underscores can be used in an e-mail address to make it easier to read a username. For example, "easytoread@example.com" is harder to read than "easy_to_read@example.com." However, not all e-mail services allow underscores (e.g., Gmaildoesn't allow underscores).
On U.S. keyboards, the underscore key is shared with the hyphen key, which may be next to or above the hyphen symbol. To create the underscore, hold down Shift while pressing - (above Pkeyboard key).
The underscore is a character and not punctuation. When the underscore was introduced on a typewriter, it was used to underline typed text. CamelCase, Keyboard terms, Typography terms, White space
Learn what an underscore (_) is, how to create it, and how to use it in programming, file names, and e-mail addresses. Find out the difference between underscore and underline, and the other symbol on the underscore key.
An underscore or underline is a line drawn under a segment of text. In proofreading, underscoring is a convention that says "set this text in italic type ", traditionally used on manuscript or typescript as an instruction to the printer. Its use to add emphasis in modern finished documents is generally avoided.
- .mw-parser-output .monospaced{font-family:monospace,monospace}U+005F _ LOW LINE, U+0332 ◌̲ COMBINING LOW LINE
- U+0331 ◌̱ COMBINING MACRON BELOW
- U+2017 ‗ DOUBLE LOW LINE, U+2381 ⎁ CONTINUOUS UNDERLINE SYMBOL, U+2382 ⎂ DISCONTINUOUS UNDERLINE SYMBOL
Apr 13, 2022 · Learn different methods to make the Underscore symbol (_) on keyboard, such as using the Alt code, the Character Viewer, or the Office Symbol Library. Copy and paste the symbol from this web page or use the Unicode 005F shortcut.
Nov 14, 2023 · Follow these steps: Place your cursor in the desired location. Press and hold the Option key (also known as the Alt key). While holding the Option key, type the hyphen/minus key (-). The underscore will appear in your text. And that’s it! You now know four different ways to type an underscore on your keyboard.
Underscore is a line below text-level, used in email addresses, filenames and urls. Learn how to use underscore in American English, and see examples and quizzes on punctuation marks.
