ActionScript for Flash MX: The Definitive Guide, Second Edition

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Copyright © 2007 O’Reilly & Associates, Inc. All rights reserved.

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\u0040 // The @ sign

\u00A9 // The copyright symbol

\u0041 // The capital letter "A"

\u2014 // The em dash

A code point is a unique identification number that is assigned to each character in

the Unicode character set. See Appendix B for a list of the Unicode code points for

Latin 1. Code points for other languages can be found in the character charts at the

Unicode Consortium site:

http://www.unicode.org/charts

If you have trouble finding a character amongst the thousands of code points, con-

sult the Unicode Consortium’s helpful suggestions:

http://www.unicode.org/unicode/standard/where/

To escape characters from the Latin 1 character set only, we can use a short form for

the standard Unicode escape sequence. The short form consists of the prefix

\x fol-

lowed by a two-digit hexadecimal number that represents the Latin 1 code point of

the character. Since Latin 1 code points are the same as the first 256 Unicode code

points, you can still use the reference chart in Appendix B, but simply remove the

u00, as in the following examples:

\u0040 // Unicode escape sequence

\x40 // \x shortcut form

\u00A9 // Unicode...

\xA9 // ...you get the idea

In addition to using Unicode escape sequences, we can insert any character into a

string via the built-in fromCharCode( ) function, described ...