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Caret (from Latin caret 'there is lacking') [3] is the name used familiarly for the character ^ provided on most QWERTY keyboards by typing ⇧ Shift+6.The symbol has a variety of uses in programming and mathematics.
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.
The notation consists of a caret (^) followed by a single character (usually a capital letter). The character has the ASCII code equal to the control code with the bit representing 0x40 reversed. A useful mnemonic, this has the effect of rendering the control codes 1 through 26 as ^A through ^Z.
Typographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases. This list gives those most commonly encountered with Latin script. For a far more comprehensive list of symbols and signs, see List of Unicode characters.
The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics. Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol.
↑, upwards arrow, a Unicode arrow symbol; ↑, ↑, a HTML or XML character entity ↑, codepoint 8A (hex) in EBCDIC Code page 293, used for writing APL; ↑, the glyph for character 94 (decimal) in ASCII until 1967, when it was replaced by the caret (^).
This page lists codes for keyboard characters, the computer code values for common characters, such as the Unicode or HTML entity codes (see below: Table of HTML values"). There are also key chord combinations, such as keying an en dash ('–') by holding ALT+0150 on the numeric keypad of MS Windows computers.
There is a similar but larger character, U+005E ^ CIRCUMFLEX ACCENT (^), which was originally intended to emulate the typewriter's dead key function using backspace and overtype. Nowadays, this glyph is more often called a caret instead (though the term has a long-standing meaning as a proofreader's mark, with its own codepoints in Unicode ...