Tags are written in all lowercase, with no spaces, and limited to 64 characters.
From the en.wikipedia.org
The list items should start with a lowercase letter unless they are proper nouns.
From the en.wikipedia.org
The actual display hardware did have lowercase letters, but without descenders.
From the en.wikipedia.org
When indicating a fraction of a litre, APA requires the use of the lowercase l.
From the en.wikipedia.org
Around April 2010, CNN shifted its house style to adopt the lowercase spelling.
From the en.wikipedia.org
Question-if you agree with lowercase in general, what is different about birds?
From the en.wikipedia.org
A combination of uppercase and lowercase letters, numbers and symbols is best.
From the thenewstribune.com
Lowercase, I guess we should say, because that's not what should drive the debate.
From the theatlantic.com
Most writing systems do not differentiate between uppercase and lowercase letters.
From the en.wikipedia.org
More examples
Small letter: the characters that were once kept in bottom half of a compositor's type case
Lower case (also lower-case or lowercase), minuscule, or small letters are the smaller form of letters, as opposed to upper case or capital letters, as used in European alphabets (Greek, Latin, Cyrillic, and Armenian). For example, the letter "a" is lower case while the letter "A" is upper case.
Originally coined by minimal artist Steve Roden, lowercase is an extreme form of ambient minimalism in which very quiet sounds bookend long stretches of silence. ...
Alternative spelling of lower case; in lower case
The small alphabetic characters, whether accented or not, as distinguished from the capital alphabetic characters. The concept of case applies to alphabets such as Latin, Cyrillic, and Greek, but not to Arabic, Hebrew, Thai, Japanese, Chinese, Korean, and many other scripts. ...
Small letters used in printing that evolved from the Caroline minuscules of approximately 800 A. D. So called because. they are found in the lower part of the printer's type case.
Adj. (of a character) being among standard characters corresponding to the small letters a through z, or being some other implementation-defined character that is defined by the implementation to be lowercase. See Section 13.1.4.3 (Characters With Case).
As opposed to Uppercase, Lowercase letters take the form of a,b,c instead of A,B,C. Programs that are 'case-sensitive' can differentiate between upper and lowercase.
A term applied to letters of the alphabet that are not capitalized.