As character names:

U+005F LOW LINE character (_)

As raw characters:

_

As a string of HTML entities:

_

Decoder output:

Byte number 1 is decimal 95, hex 0x5F, octal \137, binary 01011111

U+005F	LOW LINE
	= spacing underscore (1.0)
	* this is a spacing character
	x (modifier letter low macron - 02CD)
	x (combining macron below - 0331)
	x (combining low line - 0332)
	x (double low line - 2017)