Alcatel-Lucent 7450 ESS-12 - Table 10: Special Characters

Page 42 7450 ESS OS Basic System Configuration Guide
Table 10: Special Characters
Options Similar to Description
[:upper:] [A-Z]
uppercase letters
[:lower:] [a-z]
lowercase letters
[:alpha:] [A-Za-z]
upper- and lowercase letters
\w [A-Za-z_]
word characters
[:alnum:] [A-Za-z0-9]
digits, upper- and lowercase letters
[:digit:] [0-9]
digits
\d [0-9]
digits
[:xdigit:] [0-9A-Fa-f]
hexadecimal digits
[:punct:] [.,!?:...]
punctuation
[:blank:] [ \t]
space and TAB
[:space:] [ \t\n\r\f\v]
blank characters
\s [ \t\n\r\f\v]
blank characters