getid3_lib::iconv_fallback_int_utf8( int $charval ): string

854	public static function iconv_fallback_int_utf8($charval) {855		if ($charval < 128) {856			// 0bbbbbbb857			$newcharstring = chr($charval);858		} elseif ($charval < 2048) {859			// 110bbbbb 10bbbbbb860			$newcharstring  = chr(($charval >>   6) | 0xC0);861			$newcharstring .= chr(($charval & 0x3F) | 0x80);862		} elseif ($charval < 65536) {863			// 1110bbbb 10bbbbbb 10bbbbbb864			$newcharstring  = chr(($charval >>  12) | 0xE0);865			$newcharstring .= chr(($charval >>   6) | 0xC0);866			$newcharstring .= chr(($charval & 0x3F) | 0x80);867		} else {868			// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb869			$newcharstring  = chr(($charval >>  18) | 0xF0);870			$newcharstring .= chr(($charval >>  12) | 0xC0);871			$newcharstring .= chr(($charval >>   6) | 0xC0);872			$newcharstring .= chr(($charval & 0x3F) | 0x80);873		}874		return $newcharstring;875	}