Function isAlpha

utils.go:9–11

isAlpha checks if c is an alpha character.

(c byte)

// 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 {