å is an atomic grapheme in the Danish writing system.
- It is displayed using U+0061 LATIN SMALL LETTER A (rendered as a)
- Combined with a special character U+030A COMBINING RING ABOVE (rendered as ◌̊).
U+030A modifies the precedent character and is named combining mark:
> '\u0061'
'a'
> '\u0061\u030A'
'å'
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See the article Combining marks (opens new window)