package rosa

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String constants

val digits : string

String "0123456789"

val oct_digits : string

String "01234567"

val hex_digits : string

String "0123456789abcdefABCDEF"

val hex_digits_lc : string

String "0123456789abcdef"

val hex_digits_uc : string

String "0123456789ABCDEF"

val whitespace : string

String which includes tab, newline, return, vertical tab and form feed "\t\n\r\011\012 "

val empty : string

The empty string

val alpha_lower : string

String "abcdefghijklmnopqrstuvwxyz"

val alpha_upper : string

String "ABCDEFGHIJKLMNOPQRSTUVWXYZ"

val alpha : string

Concatenation of alpha_lower and alpha_upper

val alphanum : string

Concatenation of alpha and digits