C Character Constants

A "character constant" is formed by enclosing a single character from the representable character set within single quotation marks (' '). Character constants are used to represent characters in the execution character set.

Syntax

• character-constant:
  'c-char-sequence'

  L'c-char-sequence'

• c-char-sequence:
  c-char

  c-char-sequence c-char

• c-char:
  Any member of the source character set except the single quotation mark ('), backslash (\), or newline character

  escape-sequence

• escape-sequence:
  simple-escape-sequence

  octal-escape-sequence

  hexadecimal-escape-sequence

• simple-escape-sequence: one of
  \a \b \f \n \r \t \v

  \' \" \\ \?

• octal-escape-sequence:
  \ octal-digit

  \ octal-digit octal-digit

  \ octal-digit octal-digit octal-digit

• hexadecimal-escape-sequence:
  \x hexadecimal-digit

  hexadecimal-escape-sequence hexadecimal-digit

See Also

Reference

C Constants