Module ascii

Functions for ASCII character classes

Functions

alphabetic

A function to match any alphabetic character ([A-Za-z])

alphanumeric

A function to match any alphanumeric character ([0-9A-Za-z])

ascii

A function to match any ascii digit ([\x00-\x7F])

blank

A function to match blank characters ([\t ])

control

A function to match control characters ([\x00-\x1F\x7F])

graphical

A function to match graphical characters ([!-~])

hexdigit

A function to match any digit that would appear in a hexadecimal number ([A-Fa-f0-9])

lowercase

A function to match any lowercase character ([a-z])

non_alphabetic

A function to match any non-alphabetic character ([^A-Za-z])

non_alphanumeric

A function to match any non-alphanumeric character ([^0-9A-Za-z])

non_ascii

A function to match any non-ascii digit ([^\x00-\x7F])

non_blank

A function to match non-blank characters ([^\t ])

non_control

A function to match non-control characters ([^\x00-\x1F\x7F])

non_graphical

A function to match non-graphical characters ([^!-~])

non_hexdigit

A function to match any digit that wouldn’t appear in a hexadecimal number ([^A-Fa-f0-9])

non_lowercase

A function to match any non-lowercase character ([^a-z])

non_printable

A function to match unprintable characters ([^ -~])

non_punctuation

A function to match non-punctuation ([^!-/:-@\[-{-~]`)

non_uppercase

A function to match any non-uppercase character ([^A-Z])

printable

A function to match printable characters ([ -~])

punctuation

A function to match punctuation ([!-/:-@\[-{-~]`)

uppercase

A function to match any uppercase character ([A-Z])