digit-char (ANSI and GNU Common Lisp Document)

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#### 13.2.10 digit-char [Function]

`digit-char` weight &optional radix ⇒ char

#### Arguments and Values::

weight—a non-negative integer.

radix—a radix. The default is `10`.

char—a character or false.

#### Description::

If weight is less than radix, digit-char returns a character which has that weight when considered as a digit in the specified radix. If the resulting character is to be an alphabetic_1 character, it will be an uppercase character.

If weight is greater than or equal to radix, digit-char returns false.

#### Examples::

     (digit-char 0) ⇒  #\0
     (digit-char 10 11) ⇒  #\A
     (digit-char 10 10) ⇒  false
     (digit-char 7) ⇒  #\7
     (digit-char 12) ⇒  false
     (digit-char 12 16) ⇒  #\C  ;not #\c
     (digit-char 6 2) ⇒  false
     (digit-char 1 2) ⇒  #\1

#### See Also::

digit-char-p , graphic-char-p , Character Syntax

#### Notes::