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A variant, the bullet operator (U+2219 ∙ BULLET OPERATOR) has a unicode code-point but its purpose does not appear to be documented. [ a ] The glyph was transposed into Unicode from the original IBM PC character set, Code page 437 , where it had the code-point F9 16 (249 10 ).
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A line break in the wikimarkup of a list item will end not just the item but the entire list, and reset the counter on ordered lists. Separating unordered list items with blank lines may look approximately normal on-screen, but it creates many separate one-item lists, which is a problem for people using screen readers and is discouraged by the ...
A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name. A numeric character reference uses the format &#nnnn; or &#xhhhh; where nnnn is the code point in decimal form, and hhhh is the code point in hexadecimal form.
It's not too bad, as our regular screen reader users get used to it. Every additional level of indentation simply adds another list inside the preceding one (and they all get closed at the end). Similarly, a two level list using bullet points makes use of a 'unordered lists' so the * code produces this html:
An unordered (bulleted) list. The type of list item marker can be specified in an HTML attribute: < ul type = "foo" >; or in a CSS declaration: ul {list-style-type: foo;} – replacing foo with one of the following (the same values are used in HTML and CSS): disc (the default), square, or circle.
In HTML and XML, a numeric character reference refers to a character by its Universal Character Set/Unicode code point, and uses the format: &#xhhhh;. or &#nnnn; where the x must be lowercase in XML documents, hhhh is the code point in hexadecimal form, and nnnn is the code point in decimal form.
To create a list in Wikipedia, you add special characters to the text of the list items. The special characters tell the software how to format the list onscreen. The combination of text and formatting characters is called wikitext. In Figure 14-2, you can see the underlying wikitext that creates the bulleted list in Figure 14-1. Figure 14-2.