Module pom::char_class

Utility functions to recognize char class of byte value.

Functions

alpha	Recognises an alphabetic character, a-zA-Z.
alphanum	Recognises an alphanumeric character, a-zA-Z0-9.
digit	Recognises a decimal digit, 0-9.
hex_digit	Recognises a hexadecimal digit, 0-9a-fA-F.
multispace	Recognises a space, tab, line feed, or carriage return.
oct_digit	Recognises an octal digit, 0-7.
space	Recognises a space or tab.