package httpsfv

// isLowerCaseAlpha checks if c is a lower cased alpha character.

func isLowerCaseAlpha(c byte) bool {

return 'a' <= c && c <= 'z'

}

// isAlpha checks if c is an alpha character.

func isAlpha(c byte) bool {

return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z')

}

// isDigit checks if c is a digit.

func isDigit(c byte) bool {

return '0' <= c && c <= '9'

}