Posix Wildcard Sets
<<<< ^^^^^ >>>>

[[:alnum:]] letters and digits
[[:alpha:]] letters
[[:blank:]] space and tab characters
[[:cntrl:]] control characters
[[:digit:]] decimal digits
[[:graph:]] printable characters excluding space
[[:lower:]] lowercase letters (all letters when 'ignorecase' is used)
[[:print:]] printable characters including space
[[:punct:]] punctuation characters
[[:space:]] whitespace characters
 [[:upper:]] uppercase letters (all letters when 'ignorecase' is used)
[[:xdigit:]] hexadecimal digits
[[:return:]] the Carriage Return character
[[:tab:]] the Tab character
[[:escape:]] the Escape character
[[:backspace:]] the Backspace character

<<<< ^^^^^ >>>>

Copyright (C) 2001, 2005 by Steve Litt, you can freely distribute unmodified copies if this copyright notice and disclaimer are intact.  This material originally appeared on Troubleshooters.Com.

This presentation has no warranty, express or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. The entire risk as to the quality and performance of the presentation is with you. Neither the author nor those who show the slideshow are responsible for any damage caused by errors, omissions, or anything else relating to this slideshow.


Exit Slideshow