module

Std.Char

29 public declarations

equalsIgnoreCaseChar -> Char -> Bool
Whether two characters are the same ignoring ASCII case.
fn
fromCodeInt -> Option[Char]
The character with a given scalar value, or `None` when there is none.
fn
fromDigitInt -> Option[Char]
The digit character for a value from 0 to 9, or `None` for anything else.
fn
isAlphanumericChar -> Bool
Whether a character is an ASCII letter or decimal digit.
fn
isAsciiChar -> Bool
Whether a character is in the ASCII range at all.
fn
isAsciiLowerChar -> Bool
Whether a character is a lower-case ASCII letter.
fn
isAsciiUpperChar -> Bool
Whether a character is an upper-case ASCII letter.
fn
isControlChar -> Bool
Whether a character is an ASCII control character.
fn
isDigitChar -> Bool
Whether a character is an ASCII decimal digit.
fn
isHexDigitChar -> Bool
Whether a character is an ASCII hexadecimal digit.
fn
isIdentifierChar -> Bool
Whether a character is one a program may use in an identifier: a letter, a
fn
isLatin1Char -> Bool
Whether a character is in the Latin-1 range.
fn
isLetterChar -> Bool
Whether a character is an ASCII letter.
fn
isLowerChar -> Bool
Whether an ASCII letter is lower case. A non-letter is not.
fn
isNumberChar -> Bool
Whether a character is a decimal digit, which is the only kind of number
fn
isOctDigitChar -> Bool
Whether a character is an ASCII octal digit.
fn
isPrintableChar -> Bool
Whether a character is a printable ASCII character.
fn
isPunctuationChar -> Bool
Whether a character is an ASCII punctuation mark.
fn
isSeparatorChar -> Bool
Whether a character is a space or a separator.
fn
isSymbolChar -> Bool
Whether a character is one of the ASCII symbols used in arithmetic and
fn
isUpperChar -> Bool
Whether an ASCII letter is upper case. A non-letter is not.
fn
isWhitespaceChar -> Bool
Whether a character is a space, tab, carriage return, or newline.
fn
ordChar -> Int
A character's scalar value, named for what it is.
fn
toDigitChar -> Option[Int]
The decimal value of a digit, or `None` for anything else.
fn
toHexDigitChar -> Option[Int]
The value of a hexadecimal digit, or `None` for anything else.
fn
toLowerChar -> Char
The lower-case form of an ASCII letter; anything else is unchanged.
fn
toTextChar -> Str
A character as text, named for what it is.
fn
toTitleChar -> Char
The title-case form of a character, which for ASCII is its upper case.
fn
toUpperChar -> Char
The upper-case form of an ASCII letter; anything else is unchanged.
fn