(this script is currently broken)

Characters:

As character names:

U+00EF LATIN SMALL LETTER I WITH DIAERESIS character (ï)
U+00BF INVERTED QUESTION MARK character (¿)
U+00BD VULGAR FRACTION ONE HALF character (½)

As raw characters:

�

As a string of HTML entities:

�

In detail:

Character number 1 is decimal 239, hex 0xEF, octal \357, binary 11101111

U+00EF	LATIN SMALL LETTER I WITH DIAERESIS
	: 0069 0308


Character number 2 is decimal 191, hex 0xBF, octal \277, binary 10111111

U+00BF	INVERTED QUESTION MARK
	= turned question mark
	* Spanish
	x (question mark - 003F)
	x (inverted interrobang - 2E18)
	x (reversed question mark - 2E2E)


Character number 3 is decimal 189, hex 0xBD, octal \275, binary 10111101

U+00BD	VULGAR FRACTION ONE HALF
	# <fraction> 0031 2044 0032