(this script is currently broken)
As character names:
U+00CF LATIN CAPITAL LETTER I WITH DIAERESIS character (Ï) U+0080 <control> character (€)
As raw characters:
Ï
As a string of HTML entities:
Ï€
In detail:
Character number 1 is decimal 207, hex 0xCF, octal \317, binary 11001111 U+00CF LATIN CAPITAL LETTER I WITH DIAERESIS : 0049 0308 Character number 2 is decimal 128, hex 0x80, octal \200, binary 10000000 U+0080 <control>